55 Apple Watch App Business Ideas You Can Start Today [2024]

Updated: July 23rd, 2023

Interested in starting a apple watch app business in 2024?

We put together 55 of the best apple watch app businesses you can start in today.

For each business idea, we’ll show you real-world examples of other apple watch app businesses to help you see what it really takes.

Here's the full list:

1. Start a sport score updates app business

2. Start a temperature converter app business

A temperature converter converts temperatures from Celsius to Fahrenheit and vice versa. Thus, a user inputs the temperature in Fahrenheit or Celsius and presses the “convert” button. The converted temperature reading will appear on the screen.

Temperature converter tools can be used in various applications, including in the food and beverage industry, penetration probes, etc.

Given the wide application areas for temperature convertors, starting the business can be a great opportunity. You can create the tool using HTML, CSS, JavaScript, or python.

3. Start a voice memos recording app business

Voice memos have become a cornerstone for capturing thoughts on the go, and creating a voice memo recording app caters to this growing need. This business idea revolves around developing an intuitive app that allows users to effortlessly record, organize, and share their voice memos.

Imagine offering a tool that professionals, students, and creatives can use daily to capture their fleeting ideas with ease. By focusing on a sleek user interface and seamless integration with other productivity tools, you can stand out in a crowded market.

Starting this venture involves deep diving into app development or partnering with skilled developers. Additionally, you'll need to focus on continual user feedback to refine and improve the app. For those passionate about efficient communication and productivity, this idea offers a practical yet innovative business opportunity that aligns with the increasingly mobile and fast-paced lifestyle of today's users. It's a venture that combines tech-savviness with a clear user need.

How much you can make: $5,000/month

How long does it take to build: 6 days (?)

I Taught Myself To Code And Now Make $5K/Mo

Case study of how an aspiring founder learned to code in 2 months, shipped 17 apps in a year, sold one for $65,000, and built Talknotes generating ~$5,000 per month with 5,000 users, focusing on turning voice notes into structured content for content creators and entrepreneurs.

Read by 3,565 founders

4. Start a gaming app business

Have you ever thought about combining your love of games with entrepreneurship? Consider launching a gaming app business. In simple terms, this involves creating, developing, and marketing mobile games that users can download and play on their devices.

The allure of this business is rooted in the constant surge of interest in mobile gaming. By designing engaging, fun, and addictive games, you can capture a slice of this booming market. The beauty of this venture is its flexibility—while you initially wear many hats from concept to execution, success might allow you to delegate and expand.

Building a gaming app isn’t a walk in the park. It requires a solid understanding of game design, programming, and user experience, alongside relentless testing and marketing efforts. Yet, for those passionate about gaming, it’s a chance to turn that passion into a profitable venture. If you can commit to the journey, a gaming app business could be an exciting and rewarding enterprise.

How much you can make: $15,000/month

How long does it take to build: 21 days (?)

On Turning An Online Solitaire Game Into A $1.5K/Month Side Hustle

Designer-turned-developer creates Online Solitaire, an online gaming website that features popular solitaire games such as Klondike, Spider, and Freecell, earning about $1,500 each month from SEO and optimization tools like Moz and Firebase.

Read by 14,604 founders

5. Start a presentation tools app business

Emerging from the nexus of technology and creativity, a presentation tools app business could revolutionize how professionals craft and deliver their messages. This business focuses on developing an app that enhances the creation and sharing of impactful presentations.

Such a tool offers users customizable templates, intuitive design features, and seamless integration with other software, simplifying the often daunting task of presentation creation.

Imagine enabling professionals and students alike to articulate their ideas more clearly and persuasively. Although developing and maintaining an app requires continuous improvement based on user feedback and technological advancements, the potential for growth and impact in this digital age is immense.

Entering this field places you at the vanguard of a market eager for innovative solutions to elevate communication and presentation standards. It’s a venture that intertwines tech savvy with a keen understanding of user needs, promising a fulfilling and forward-thinking business path.

How much you can make: $40,000/month

How Cecilia Razak Built $40K MRR Business After Collapse of Her Initial Venture

Slides With Friends is an interactive presentation builder that fosters team cohesion and engagement, enabling groups to connect and communicate effectively.

Read by 1,698 founders

6. Start a map my run app business

Everyone's looking to boost their fitness, but who has the perfect tool? Consider launching a Map My Run app business. This app leverages GPS technology to track users' running routes, offering insights on distance, pace, and calories burned.

Interest piques when you realize this app can synchronize with social media, letting runners share progress and motivate each other. Add features like personalized coaching plans, community challenges, and integration with wearable devices, and you have a comprehensive solution that caters to various fitness levels.

Establishing this business involves app development, securing necessary permissions for GPS usage, and ongoing updates to improve user experience. With rising health consciousness, offering a reliable, engaging platform for runners is a compelling business opportunity. If you’re tech-savvy and passionate about fitness, this venture is worth considering.

7. Start a payments app business

Fed up with cumbersome transactions and outdated payment methods? Enter the payments app business. This idea revolves around developing a mobile application that facilitates smooth and secure financial transactions.

By offering a streamlined solution for payments, both small businesses and consumers can experience enhanced convenience and efficiency. In essence, a payments app allows users to link their bank accounts or cards to make instant payments, split bills, and even manage budgets—all within a few taps.

With the increasing shift towards digital transactions, particularly in the era of contactless payments, the market for such apps is ripe for innovation. Building a payments app requires a blend of sound financial know-how, user-focused design, and robust cybersecurity measures. If you're willing to invest the effort, this business idea offers the potential to revolutionize how people handle their money.

How much you can make: $1,700,000/month

How long does it take to build: 365 days (?)

How We Have Built An $18M/Year Business Providing Payment Processing Solutions To SMBs

VizyPay is a bootstrapped fintech that provides transparent and cost-saving payment processing solutions to small business merchants across rural America, with over $27 million saved for merchants through their Cash Discount Program, experiencing a revenue growth of 28% year-over-year in Q1.

Read by 8,352 founders

8. Start a find friends app business

Loneliness is on the rise, but technology can bridge the gap. A "find friends" app offers a straightforward solution for those looking to make new connections. This business idea revolves around developing a mobile application that connects people based on shared interests, hobbies, or location.

Imagine an app where users can create profiles, list their interests, and match with like-minded individuals in their vicinity. The app could also organize events, like book clubs or hiking trails, providing natural opportunities for face-to-face interaction.

Getting started requires a focus on market research to identify key features your target audience craves. From there, you'll need to collaborate with a development team, oversee the creation process, and manage ongoing updates and user feedback. This isn't a set-it-and-forget-it business; it demands continuous effort to keep the platform engaging and current.

This sort of application can offer significant social impact while presenting solid revenue potential through in-app purchases or premium subscriptions.

9. Start a shopping deal alerts app business

In a world where smart shopping can save you significant money, a shopping deal alerts app is an intriguing business idea.

This app tracks discounts and special offers from various online retailers and sends notifications to users about the best deals in real-time. Users don’t need to spend hours scouring different websites for bargains. Instead, they’ll receive personalized deal alerts based on their shopping preferences.

To bring this idea to life, you’ll need a strong grasp of app development and a keen eye for user interface design. You'll also need to establish partnerships with retailers to get access to exclusive deals. Marketing will be crucial to grow your user base, leveraging social media and perhaps even influencers to spread the word.

With minimal inventory and the potential for steady ad revenue, it's an attractive proposition for those looking to merge tech with retail in a meaningful way.

10. Start a face time app business

11. Start a breaking news alerts app business

12. Start a find iPhone app business

How long does it take to build: 90 days (?)

13. Start a shopping lists app business

14. Start a cooking recipes app business

Ever thought about turning the joy of cooking into a tech-savvy business? Consider developing a cooking recipes app. This venture involves creating an app that curates and organizes diverse recipes for users, simplifying the cooking process.

With growing interest in home-cooked meals and dietary flexibility, your app can cater to various culinary needs—vegan, gluten-free, keto, you name it. Users could filter recipes by ingredients they have at home, skill level, or cuisine type. Engaging features like video tutorials and interactive shopping lists can elevate the user experience.

The real work lies in recipe sourcing, app development, and ongoing content updates. You'll need to collaborate with chefs, nutritionists, and tech developers. Effective marketing strategies, such as partnerships with food bloggers or influencers, can help your app gain traction. If you’re passionate about food and tech, this is a rewarding business idea with significant growth potential.

How much you can make: $17,000 — $100,000/month

How much does it cost to start: $6,250 (?)

How long does it take to build: 90 days (?)

How We Created A $1M/Month Meal Prep Software

Sprwt, a meal prep software platform, generated over $1 million in revenue per month by listening to customer feedback and incorporating creative solutions, such as pick-up locations and a route planning system, while also focusing on employee empowerment and training.

Read by 10,963 founders

15. Start a sound control app business

16. Start a sleep monitor app business

How much does it cost to start: $1,000 (?)

How long does it take to build: 100 days (?)

17. Start a podcast listening app business

How much does it cost to start: $3,000 (?)

How long does it take to build: 88 days (?)

18. Start a Clash of Clans

19. Start a bluetooth remote app business

Ever thought about turning your smartphone into a universal remote? With a Bluetooth remote app business, you can.

In essence, this business revolves around developing an app that allows users to control various devices via Bluetooth. Imagine seamlessly managing your TV, sound system, or even smart home appliances, all from one application.

The beauty of this idea lies in its broad market appeal and the increasing reliance on smart devices. Consumers seek convenience, and an all-in-one Bluetooth remote app offers just that.

By entering this space, you can tap into a growing market with relatively low initial costs. However, be prepared for intensive app development and rigorous testing phases to ensure compatibility with a wide range of devices. The payoff? A useful tool millions could rely upon daily.

20. Start a pedometer app business

Looking to capitalize on the fitness trend with a tech-savvy twist? Consider starting a pedometer app business.

A pedometer app tracks users’ daily steps, providing them with insights to improve their health and fitness. Before diving in, you'll need a solid understanding of app development or a reliable developer to bring your vision to life. Integrate motivational features like personal goals, social sharing, and rewards to make your app stand out in a competitive market.

Engaging users will be crucial, so consider partnerships with fitness influencers or gamifying the experience with challenges and leaderboards. With rising health awareness, a well-executed pedometer app can cater to a broad audience, from casual walkers to fitness enthusiasts.

If you’re interested in the intersection of health and technology and are willing to invest in marketing and continuous improvement, this business could be a fulfilling and profitable venture.

21. Start a siri app business

22. Develop a music discovery app

23. Start a location-based alerts app business

24. Start a translator app business

Language barriers can be a significant obstacle in our globalized world. A translator app aims to bridge that gap, allowing users to communicate seamlessly across different languages.

Creating a translator app involves developing software that can accurately translate text, voice, or even images. You'll need a robust algorithm and possibly machine learning to improve translation accuracy over time. Think of it as blending technology with linguistics to solve real-world communication problems.

This business idea taps into a growing market, given the increasing interaction between diverse linguistic groups. By offering features like real-time translation and offline capabilities, you can make an indispensable tool for travelers, professionals, and language learners.

Starting this business not only has the potential for substantial financial rewards but also addresses a critical need, making the world a bit more connected.

How much you can make: $90,000/month

How long does it take to build: 5 days (?)

How We Created A $90,000/Month Healthcare E-Learning Platform

Doctrina CEO Jure Pučko co-founded a global educational platform for healthcare professionals (HCPs), delivering short and focused e-learning videos coordinated with research and case studies that benefit independent courses, while helping over 60 companies worldwide grow through a multichannel marketing approach powered by technology since 2013.

Read by 6,199 founders

25. Start a dating app

A mobile dating app is one of the most popular mobile-only businesses for creating an ecosystem and generating revenue. But, with the help of a robust development team, you can surpass all your competitors and create a sleeker end product than anyone else in this market.

Dating apps have made their way into an industry that was gaining enough traction. The online Dating Market size was valued at $7.35B in 2020 and is projected to reach $10.87B by 2028.

How much you can make: $1,000 — $30,000/month

How much does it cost to start: $500 (?)

How long does it take to build: 182 days (?)

How I Started A Multi-Million Dollar Marriage Proposal Planning Business

Michele Velazquez's Marriage Proposal Planning company, The Heart Bandits, has made over $5M planning proposals for NFL athletes and busy executives across 5 continents.

Read by 12,477 founders

26. Start a calculator app business

In an age where simple tools drive innovation, starting a calculator app business presents a unique opportunity. Developing a calculator app involves creating an intuitive, user-friendly software designed to perform arithmetic operations.

With an ever-evolving demand for specialized calculators—ranging from basic arithmetic to advanced scientific and financial functions—there’s a niche for every level of user. Your app could incorporate features such as a customizable interface, graphing capabilities, or even tutorial integration for educational purposes.

Launching this business involves several steps, including coding the software, ensuring a seamless user experience, and rigorously testing for accuracy. Marketing strategies could include partnerships with educational institutions or targeted ads for professionals in relevant fields.

While it requires technical skills and diligent market research, the potential reach is vast. Calculator apps serve a global market, making it a scalable venture with the right approach. This business is ideal for those who enjoy blending technology with practical, everyday solutions.

How much you can make: $24,000/month

How long does it take to build: 15 days (?)

How I Turned A Client Request Into My Own $5K/Month SaaS Product

ConvertCalculator founder Joris de Ruiter went from building websites at an agency to running his own successful SaaS business that's now signing up new customers every day and taking $5,000 in monthly recurring revenue.

Read by 7,853 founders

27. Start a messaging app business

Looking to venture into tech entrepreneurship with a promising concept? Consider launching a messaging app.

A messaging app connects users through text, voice, or video, enabling seamless communication in real-time. The goal is to provide a user-friendly platform that prioritizes security and personalization, making everyday conversations smoother and more engaging.

Building a messaging app involves understanding user preferences, implementing encryption for security, and ensuring that the interface is intuitive. Partnering with developers and focusing on continuous updates will be crucial.

In a world increasingly relies on digital communication, a unique, reliable messaging app could corner a significant market. Capitalize on the growing demand for secure, efficient, and fun messaging solutions.

How much you can make: $2,000/month

How much does it cost to start: $515 (?)

How long does it take to build: 60 days (?)

How We Built A Profitable Mass-Texting App [3.5x MRR Growth Since Last Year]

Porterhouse, a mass-texting service, brings in $2,400 in monthly revenue after just 1.5 years in business, targeting professional sports teams, personal trainers, and real estate agents with the ability to send authentic blue iMessages to iOS recipients from a user's own cell phone number.

Read by 2,787 founders

28. Start an organization app business

29. Start a comparative price shopping app business

Comparative price shopping apps address a common frustration: finding the best prices across different retailers.

This business idea involves creating an app where users can quickly compare prices on products from multiple stores. The app could feature user-friendly interfaces, real-time updates, and possibly even user reviews to help customers make informed decisions.

The promise of saving money and time makes a price shopping app attractive. As more people rely on online shopping, there is a growing market for tools that ensure they get the best deals.

Building such an app requires market research, partnerships with retailers, and ongoing maintenance to keep price data accurate. For those willing to invest the time and effort, the potential for large user adoption and market penetration is significant.

How much you can make: $150 — $350,000/month

How much does it cost to start: $8,100 (?)

How long does it take to build: 52 days (?)

We Built A Comparison Website That Generates $350K Per Month

Power Target LLC, with an average growth rate of 20%, is a successful energy company that developed an online energy comparison marketplace called ElectricityRates.com, which has an excellent, 4.6-star rating on Trustpilot with over 1000 reviews, and allows users to compare competitive energy offers from providers and enroll through their fast, simple, and secure process.

Read by 4,238 founders

30. Start a NFC payments app business

31. Start an online calendar app business

Managing your time effectively can be a game-changer, and an online calendar app can help people do just that. Imagine a digital tool where users can effortlessly organize their schedules, set reminders, and collaborate with others.

Creating an online calendar app involves developing a user-friendly interface that integrates seamlessly across devices. The key is offering features that are both robust and intuitive—think shared events, customizable alerts, and integrations with other productivity tools.

Given the number of people juggling personal and professional commitments, there’s a growing demand for efficient time-management solutions. This business idea not only serves a practical need but also has the potential to build a loyal user base.

For those with a knack for software development and an interest in enhancing productivity, starting an online calendar app business could be a fulfilling venture. Meeting this need could result in a high-reward opportunity, making daily life more organized and less stressful.

How much you can make: $1,500 — $50,000/month

How long does it take to build: 80 days (?)

How I Developed A $500/Month Tool For Managing Multiple Calendars As A Side Project

SyncThemCalendars is a niche tool, born out of necessity to ensure calendars are synced and up-to-date, with over $500 MRR and growing slowly, and founder Elad Shaham credits his speedy and iterative approach to launching for its success.

Read by 5,779 founders

32. Start a voice activated notes app business

Want to transform the way people take notes? A voice-activated notes app business could be your calling.

This idea revolves around creating an app that allows users to capture their thoughts, ideas, and reminders simply by speaking. It’s ideal for busy professionals, students, and anyone tired of typing or jotting down notes.

You'll need to invest in robust voice recognition technology, develop a user-friendly interface, and ensure cross-platform compatibility. Effective marketing is crucial; think collaborations with universities, productivity bloggers, and tech influencers.

As the demand for hands-free solutions grows, entering this market now sets you up for capturing a diverse user base hungry for innovative productivity tools. It's a venture that requires dedication but promises significant rewards and impact.

How much you can make: $27,000/month

How much does it cost to start: $300 (?)

How long does it take to build: 552 days (?)

How I Started A $30K/Month Note-Taking App [$1M Raised And 2,500+ Customers]

Reflect is a note-taking app that offers a range of features designed to improve users' thinking and quality of life, and it currently generates over $30k MRR, has raised over a million dollars in crowdfunding, and employs four full-time staff members.

Read by 1,794 founders

33. Start an apple device controller app business

34. Start a diet tracker app business

Imagine helping people take control of their health with a diet tracker app business. This venture revolves around developing an app where users can log their meals, monitor their calorie intake, and track nutritional information to achieve their personal health goals.

Starting this business involves creating an intuitive app interface, partnering with nutritionists for accurate data, and implementing seamless user experience features. Think about features like barcode scanning, recipe suggestions, and personalized meal plans to set your app apart.

With the rise in health-conscious consumers, there's a burgeoning market for tools that make nutrition management easier. By tapping into this trend, you’re offering a valuable service that benefits individuals striving for a healthier lifestyle.

Investing in app development skills and robust marketing strategies will be key. By providing a reliable tool, you can empower users to make informed dietary choices, potentially improving their overall well-being and generating steady revenue for your business.

How much you can make: $50,000/month

How much does it cost to start: $1,000 (?)

How long does it take to build: 90 days (?)

How I Developed A $20K/Month Software For Personal Trainers

FitSW founder Jacob Montoya bootstrapped his company to $25K monthly revenue, helping over 20,000 personal trainers manage their businesses through software that enables them to create workouts, track progress, plan meals, accept payments, and manage schedules, and has now expanded to include FindTrainGain, enabling people to join live online fitness classes from the comfort of their homes.

Read by 10,422 founders

35. Start a music app business

If you've ever wanted to combine your love for music with a savvy business idea, consider launching a music app.

This business involves developing a digital platform where users can stream, download, or share their favorite tunes. With the right mix of user-friendly design, a rich library of music, and compelling features, you can create a space that music enthusiasts will love.

Starting a music app requires diligent planning, technical know-how, and licensing agreements with music labels. The work isn't easy, but the potential rewards are significant. As smartphones and streaming services keep growing in popularity, there's a vast market ready for innovative music apps.

If you're intrigued by blending technology and the arts, this business idea holds considerable promise and could be your next entrepreneurial venture.

How much you can make: $1,000 — $195,000/month

How much does it cost to start: $7,000 (?)

How long does it take to build: 160 days (?)

How We Launched A $195K/Month VoIP Business Phone Service

MightyCall's Product Manager, Anna Miranchuk, explains how they launched and grew a B2B VoIP business phone service that brings in just over $200,000 per month as of January 2021, with a user base exceeding 6,000 small business owners and 25,000 active users, and shares lessons for aspiring founders who want to build or grow their own business.

Read by 6,383 founders

36. Start a camera app business

37. Start a step-by-step instructions app business

Ever wished you had a comprehensive guide for everything at your fingertips? Imagine creating an app that provides step-by-step instructions for various tasks. This business involves developing a digital platform where users can find easy-to-follow guides for anything from cooking recipes to DIY home repairs.

The concept is simple: organize and present information in a user-friendly way. Think of it as having a personal instructor available 24/7. With the right team, you’ll develop content, design the interface, and market the app.

The growing need for accessible, practical knowledge makes this idea particularly appealing. People love convenience, and providing clear, actionable instructions can make a significant impact. This business requires solid app development skills, content creation, and user feedback integration. If you have a knack for breaking down complex processes, starting a step-by-step instructions app could be a rewarding venture.

How much you can make: $7,800,000/month

How MasterClass Makes $90M+ ARR Selling Courses Online

MasterClass founder, David Rogier, built a platform offering online courses taught by world-class experts, experiencing rapid growth with top-tier SEO strategies and a revenue of $93.6M/year since starting in 2015.

Read by 745 founders

38. Start an internet search app business

Imagine the possibility of creating a better way for people to find what they need on the internet. An internet search app business focuses on enhancing the user experience by providing more accurate, relevant, and personalized search results.

The core of this idea lies in developing an intuitive app that leverages advanced algorithms and user data to refine search outcomes. Beyond the tech, launching this business means dedicating time to market research, user testing, and continual app updates to stay ahead of competitors.

As online information grows exponentially, there is a real demand for improved search tools that cut through the noise. For entrepreneurs eager to solve a common digital problem, this venture offers a chance to stand out by meeting an everyday need more effectively.

If you have a knack for technology and innovation, and are committed to ongoing development and optimization, an internet search app could be a rewarding business to pursue.

How much you can make: $100 — $195,000/month

How much does it cost to start: $100 (?)

How long does it take to build: 120 days (?)

How We Launched A $195K/Month VoIP Business Phone Service

MightyCall's Product Manager, Anna Miranchuk, explains how they launched and grew a B2B VoIP business phone service that brings in just over $200,000 per month as of January 2021, with a user base exceeding 6,000 small business owners and 25,000 active users, and shares lessons for aspiring founders who want to build or grow their own business.

Read by 6,383 founders

39. Start a CRM app business

Struggling to manage customer interactions effectively? Consider starting a CRM app business. A CRM, or Customer Relationship Management app, helps businesses streamline communications, track leads, and nurture customer relationships—all from one central platform.

Imagine providing businesses with the tools they need to boost their sales and improve customer satisfaction. With more companies shifting their focus to personalized customer experience, your CRM app could be the key to unlocking their success.

The path to developing a CRM app involves defining core features, collaborating with skilled developers, and implementing marketing strategies to capture your target market. It's a legwork-intensive venture, but the potential payoff is substantial.

Ready to create a tool that businesses can't live without? Dive into the CRM app market, where the intersection of technology and customer relationship management holds unlimited possibilities for growth and innovation.

How much you can make: $5,000 — $375,000/month

How long does it take to build: 90 days (?)

On Starting A $160K/Month CRM & Automations Company After A US Air Force Career

GreenRope, a self-funded CRM and marketing automation platform with over 1,000 customers in 20 countries, was built organically and focused on creating a positive, customer-centric culture without outside investment, with an all-in-one interface solving challenges in managing sales, marketing, customer service, and operations.

Read by 12,017 founders

40. Start a goal tracking app business

There's a powerful incentive in tracking and achieving goals, but many people struggle with keeping momentum. Enter the goal tracking app business. This software solution helps users set, monitor, and reach their personal and professional objectives.

By creating a user-friendly app, integrated with features like reminders, progress analytics, and community support, you provide a toolkit for success. The beauty of this idea is its widespread appeal; from students to professionals, everyone has goals they're striving to meet.

Building this business involves research, understanding user needs, and continuous improvement based on feedback. The app market is competitive, but with a well-designed, intuitive platform, you stand out. Imagine fostering a community of achievers and turning abstract objectives into met milestones—this is the crux of the goal tracking app business.

How much you can make: $500,000/month

How much does it cost to start: $800 (?)

How long does it take to build: 60 days (?)

How We Grew Our Time Tracking App To 10,000 Paying Customers

Hubstaff grew its time tracking app to 10,000 paying customers and $6 million in annual recurring revenue by solving a real problem in the market without any big incumbents, using SEO tactics and a differentiated product with proof of work features that answered the need for owners and managers to know how long development tasks should take, manage back-office tasks, and track remote team or freelancers' work.

Read by 7,137 founders

41. Start a weather app business

42. Start an accept & place phone calls app business

43. Start a stopwatch app business

Looking for a tech-forward business idea with widespread utility? Consider creating a stopwatch app. A stopwatch app is a simple yet powerful tool used for tracking time precisely, whether for athletic training, cooking, or productivity.

This business involves designing and developing an app that provides accurate, user-friendly time-tracking features. You'll need to focus on a clean interface, reliability, and possibly additional functionalities like lap times, alarms, or integration with wearable devices.

The market for such an app is vast—athletes, coaches, and anyone needing to measure time accurately could benefit from it. With a keen eye on user experience and consistent updates, a stopwatch app could carve out a niche in a competitive app landscape.

Starting this business means not only developing the app but also engaging in ongoing maintenance, marketing, and user support. If you're tech-savvy and have a knack for problem-solving, this could be a promising venture.

How much you can make: $500,000/month

How We Grew Our Time Tracking App To 10,000 Paying Customers

Hubstaff grew its time tracking app to 10,000 paying customers and $6 million in annual recurring revenue by solving a real problem in the market without any big incumbents, using SEO tactics and a differentiated product with proof of work features that answered the need for owners and managers to know how long development tasks should take, manage back-office tasks, and track remote team or freelancers' work.

Read by 7,137 founders

44. Start a turn by turn directions app business

45. Start a notifications app business

Have you ever thought about centralizing all those pesky notifications into one streamlined app? A notifications app business could be your next big venture. In simple terms, this app consolidates alerts from various platforms—email, social media, project management tools—into a single, manageable interface.

Imagine the convenience for users who constantly juggle between multiple apps just to keep up. Your app could be the solution to digital clutter, making lives easier and more productive. All it takes to start is some development expertise, an understanding of user needs, and efficient marketing.

People crave simplicity. By offering an organized way to handle life’s influx of notifications, you tap into a universal need. Dive in, and you might find that this business not only meets a demand but also sparks a newfound appreciation for digital minimalism.

How much you can make: $1 — $50,000/month

How long does it take to build: 140 days (?)

On Developing A Notification Tool For Muslim Voluntary Deeds

Sunnah Helper is a multilingual mobile application that serves the Muslim community, offering notifications for voluntary and obligatory prayers and more, with AdMob monetization earning an estimated $4-5 per month and plans for iOS widget implementation.

Read by 6,230 founders

46. Start a clock app business

Have you ever thought about transforming the way people manage their time with a clock app business? This business involves developing a mobile app that offers more than just telling time—it can integrate features like time-tracking, productivity boosting tools, and personalized alarms.

Imagine designing an app that helps users optimize their daily routines while syncing effortlessly with other devices. You'll need a team of developers, a solid marketing strategy, and a keen understanding of what users want from a modern clock app.

The potential is vast when considering the rise of mobile technology and the increasing demand for efficient time management tools. With commitment and innovation, you could create an app that millions rely on to keep their lives on track, day after day.

How much you can make: $100,000/month

How long does it take to build: 60 days (?)

Our Timesheet Software Went From Side Project To $1.2M/Year

WeWorked, a bootstrapped time-tracking software company designed specifically for small businesses, hosts timesheets for over 20k subscribers and has an average monthly revenue of $100k.

Read by 4,434 founders

47. Start a HealthKit app business

How long does it take to build: 45 days (?)

48. Start a compass app business

49. Start a banking app business

50. Start a speed dialer app business

Managing an ever-growing list of contacts and keeping track of important numbers can be a hassle. That's where the speed dialer app business comes in.

A speed dialer app streamlines how users store and access their most frequently dialed phone numbers. By developing a seamless and intuitive interface, this app ensures that users can quickly connect with important contacts without sifting through endless lists.

The need for efficient communication tools makes this business idea particularly appealing. With people and businesses always seeking ways to improve their workflow, a speed dialer app offers a sleek solution.

Starting this business will involve market research, app development, and strategic partnerships to ensure competitive advantage. However, with a clear need in the market, the potential for success is significant.

How much you can make: $10,000,000/month

How We Developed A $10MM/Month Business Communications Software

Nextiva, an Arizona-based business communications company, has developed an all-in-one platform called NextOS, which offers CRM tools, team collaboration tools, and business communication tools, resulting in a significant shift in its business model, and has grown from just a few employees to over 1,000 spread around the world, entirely self-funded, and focused on providing amazing service to its customers.

Read by 7,188 founders

51. Start a caller ID app business

Ever wondered who’s calling you from that unknown number? A caller ID app business could be your solution. This idea revolves around developing an app that identifies unknown callers and offers additional features like blocking spam calls and providing caller insights.

In today’s world, where privacy and security are paramount, a caller ID app meets a crucial need. Users want to know who's on the other end of the line before they even think about picking up. By offering a seamless user experience and a reliable database of numbers, your app could quickly gain traction.

Building this business involves app development, securing a comprehensive database of phone numbers, and constant updates to maintain accuracy. Though it requires technical expertise and continuous data management, the demand for better call identification makes this a promising venture. By meeting a common pain point, your caller ID app can carve out a significant market share and generate steady revenue.

How much you can make: $840,000/month

How I Started A $840K/Month Virtual Phone Numbers Business

United World Telecoms' founder saw explosive growth potential in the international callback industry and has since created a virtual phone system, partnered with over 2000 businesses worldwide, and uses Google Ads, SEO, and email marketing to promote customer satisfaction.

Read by 10,919 founders

52. Start an email alerts app business

Keep your inbox organized and never miss an important email with an email alerts app business. This venture focuses on building an application that sends real-time alerts for high-priority emails, ensuring users stay on top of urgent communications.

The idea is simple: develop an app that monitors incoming emails and issues notifications based on user-defined criteria. This can be incredibly useful for business professionals, students, and anyone dealing with a high volume of emails daily.

With a focus on productivity and efficiency, such an app can save users time and reduce the risk of overlooking critical messages. While the development phase will require technical expertise, once launched, it has the potential for a recurring subscription model, offering steady revenue.

This business idea taps into the growing need for effective email management solutions and can be an attractive venture for those passionate about tech and productivity.

How much you can make: $600 — $40,000/month

How much does it cost to start: $2,000 (?)

How long does it take to build: 300 days (?)

How We Developed A $40K/Month Email Parser Application

Parseur, the data extraction tool, helps businesses automate their data entry process, catering to multiple industries such as food delivery, real estate and marketing, and has grown to over $40k in revenue per month since its launch in 2017.

Read by 10,482 founders

53. Start a smart home integration app business

Imagine a world where your home responds effortlessly to your every need. Launching a smart home integration app can make this a reality, providing users with seamless control over their smart devices through a single platform.

In simple terms, this business idea involves creating an application that integrates various smart home devices like lights, thermostats, cameras, and speakers, allowing users to manage them all from one app. This simplifies the user experience and maximizes the potential of smart home technology.

You’ll find a growing market eager for this convenience, offering substantial opportunities for innovation and customization. Crafting user-friendly interfaces and ensuring robust security will be crucial tasks, but the investment in user satisfaction can pay off handsomely.

For those ready to dive into a tech-forward and impactful venture, this could be your ideal business pursuit, perfectly aligning with the digital transformation age.

54. Start a flashlight app business

How much does it cost to start: $250 (?)

55. Start a cab/ taxi app business

meet the author
Pat Walls

I'm Pat Walls and I created Starter Story - a website dedicated to helping people start businesses. We interview entrepreneurs from around the world about how they started and grew their businesses.