How to Build a Fitness App: Steps, Features & Resources

14 min read

Ready to capitalize on the booming fitness app market? People are prioritizing their health more than ever, and the convenience of home workouts and personalized fitness plans is driving this incredible demand. By 2028, the market is predicted to explode to $35.79 billion, fueled by trends such as virtual fitness classes and engaging gamification. With over 368 million users already actively engaged, there’s a huge opportunity for a new fitness app to capture a significant slice of this market. 

In this guide, we’ll provide the essential steps, key features, and valuable resources to build a fitness application.

Table of contents:

Main Types of Fitness Apps

How to Build a Fitness App: 10 Steps

Important Features in a Fitness App

Create Your Fitness App With HQSoftware

Main Types of Fitness Apps 

With so many types and features available, choosing the right fitness app can be overwhelming. Looking at real-world examples can help you make an informed decision.

Diet and nutrition apps

Eating right is a crucial part of fitness, and nutrition apps make it easier than ever to track your meals and maintain a balanced diet. These apps help you monitor your daily food intake, check your calorie consumption, and provide personalized nutrition plans. They can also provide recipes and nutritional information to help you make healthier choices.

For instance, an Augmented Reality (AR) nutrition app by HQSoftware assists people in keeping a balanced diet by visually comparing meal sizes to the size of their fist. This app is founded on the “three-fist rule,” which posits that a person’s fist is approximately the size of their stomach’s capacity. 

The application leverages a camera to detect meals and superimposes a customizable fist-sized guide. Users can input daily portion sizes ranging from 0.5 to 3 fists and specify the type of food, such as appetizer, main course, dessert, etc. Furthermore, users can observe their monthly progress.

AR progressive dieting app 1 - How to Build a Fitness App: Steps, Features & Resources

Personal trainer apps

Ever wanted a personal trainer to guide you through your workouts but didn’t have the budget? Personal trainer apps offer one-on-one virtual training sessions, personalized workout plans, and progress tracking based on your goals and fitness level. They often include video tutorials and real-time feedback to ensure you’re on the right track.

At HQSoftware, we’ve developed an Artificial Intelligence-powered health risk assessment app that provides a personal fitness assistant that offers fundamental guidance on executing various exercises correctly to enhance performance and overall physical fitness. The application includes a collection of pre-set PDF instructions for the user’s convenience. 

Bolstered by AI-driven analysis of human mobility the app can also scan body movement to evaluate functional disorders. AI automatically detects potential issues within body systems by scrutinizing postures and movements during particular physical exercises. If the results of your movement test indicate any concerns, the app facilitates a connection with a doctor for expert advice and personalized recommendations.

Pic 5. AI assessment of a users physical condition - How to Build a Fitness App: Steps, Features & Resources

Workout and exercise apps

Using a workout app is like having a virtual gym at your fingertips. These apps provide a variety of exercises that cater to different fitness goals. These kinds of applications typically offer guided workouts, exercise videos, and customizable routines. Whether you’re a beginner or a seasoned athlete, these apps cater to all levels and fitness goals.

One example is JEFIT, a comprehensive workout app that helps users track their workouts and manage their health goals. It provides users with customizable workout plans, detailed exercise databases, and advanced tracking features for both strength and cardio training. The app’s AI-driven recommendations help to optimize the user’s fitness journey by tailoring their workouts and dietary plans to their specific goals and preferences.

Pic 2. Workout and exersize - How to Build a Fitness App: Steps, Features & Resources

Fitness gaming apps

Who says fitness has to be boring? Fitness gaming apps turn workouts into games, making exercise feel more like play. These apps often use Augmented Reality and gamification to make workouts fun and engaging, encouraging you to stay active without even realizing it.

Zombies, Run! is an immersive, story-driven fitness application that combines running or walking with an engaging audio adventure set in a post-apocalyptic world overrun by zombies. The app turns the user’s real-world running or walking sessions into a game, where they take on the role of a runner collecting supplies and completing missions to help rebuild civilization. 

As users progress through the story, they unlock new missions, gather virtual supplies, and make decisions that impact the narrative. The app tracks the user’s distance, pace, and time, while providing a unique and entertaining way to stay motivated and engaged during workouts.

Yoga and meditation apps

Finding inner peace and flexibility can be a challenge for your overall well-being. However, yoga and meditation apps include customizable sessions, helping you relax, unwind, and improve your mental health. 

Down Dog is a popular yoga and meditation app that offers a wide range of features to support users in their mindfulness and yoga practices. The app features a comprehensive library of yoga poses, guided meditations, and breathing exercises, all designed to cater to various skill levels and preferences. Users can access detailed pose instructions, videos, and illustrations to enhance their understanding and practice. Down Dog also provides a customizable timer, allowing users to set specific durations for their sessions and follow along with guided sequences.

Pic 1. Yoga and meditation app - How to Build a Fitness App: Steps, Features & Resources

Activity tracking apps

Ever wonder how many steps you’ve taken today or how much sleep you got last night? Activity tracking apps are your go-to for monitoring daily activities. They often sync with wearable devices to track steps, heart rate, sleep patterns, and more. These apps can motivate you to stay active and help you see your progress over time.

Google Fit is a comprehensive app for tracking various aspects of an individual’s physical activity. It integrates seamlessly with a wide range of wearable devices and fitness apps, consolidating data from these sources to provide users with a holistic view of their health. Google Fit offers features such as step counting, heart rate monitoring, calorie tracking, and sleep analysis. Users can set personalized fitness goals, receive reminders to stay active, and explore insights into their daily activity patterns.

Social fitness apps

Fitness is more fun with friends! Social fitness applications create a community where you can connect with others, share your achievements, and even compete in challenges. These platforms often feature forums, groups, and events to keep you motivated and engaged. So, you can connect with like-minded individuals, join fitness challenges, and share your progress on social media.

MapMyFitness provides users with tools to monitor their fitness goals, track their progress, and access insights into their daily activity patterns. It provides a wide range of features, including activity tracking through integration with various fitness devices and apps, as well as detailed logging for workouts, running routes, cycling paths, and swimming laps.

Specialized fitness apps

Sometimes, you need a bit more focus on a specific area, whether it’s strength training, running, or postpartum fitness. Specialized fitness applications provide in-depth programs tailored to particular sports, fitness goals, or life stages. They offer targeted workouts, expert advice, and community support for niche interests.

Strava focuses on tracking outdoor activities, particularly running, cycling, and walking. The app allows users to log their workouts, record routes, and analyze performance metrics—for  instance, distance, pace, elevation, and calories burned. The app also offers a comprehensive map view that displays users’ routes, making it easy to visualize and share their journeys. Additionally, Strava provides detailed insights into users’ training data, helping them optimize their fitness routines and set achievable goals.

Now that we’ve explored the main types of fitness applications, it’s time to dive into the practical steps you’ll need to take to bring your own fitness app development. Whether you’re aiming to create a workout tracker or a comprehensive wellness platform, you need to follow key phases through the development process. Let’s get started.

How to Build a Fitness App: 10 Steps 

At HQSoftware, we understand the importance of a well-structured approach to building a successful healthcare app. That’s why we follow a comprehensive 10-step development process to create a highly effective fitness application.

1. Pre-development research

Every great app starts with understanding the audience. Who are your target users? What fitness challenges are they facing? Are they beginners looking for guidance, experienced athletes seeking advanced training plans, or individuals with specific health goals? 

We can help you uncover what features will set your app apart and resonate with your audience, whether it’s personalized workout routines, social fitness challenges, or integration with wearable devices. This user-centered approach ensures your app delivers real value and achieves lasting engagement.

2. Create a detailed app specification

Once you know what your audience needs, the next step is to document it. A detailed app specification includes all the features, functionalities, user roles, and technical requirements. This blueprint is essential for keeping the development process on track. We work with you to ensure nothing is overlooked, so your vision is crystal clear.

3. Design the User Interface (UI) and User Experience (UX)

Your app’s interface is the first thing users see, and its usability determines whether they stick around. So, next we focus on designing an intuitive and visually appealing UI/UX. Our designers sketch wireframes, create prototypes, and test them with a group of users. This iterative process helps us refine the design, ensuring it is user-friendly, engaging, and meeting the needs of the target audience. 

4. Choose the technology stack

Choosing the appropriate technology stack is vital for ensuring your app’s performance and scalability. Whether it’s building for iOS, Android, or both, we help you choose tools and frameworks that ensure speed, security, and seamless functionality.

5. Develop the Minimum Viable Product (MVP)

Starting with an MVP allows you to test your app idea without committing to a full-scale launch. At this step, we identify must-have features such as fitness tracking, goal setting, or social sharing—and quickly develop them so you can gather user feedback early on.

6. Implement advanced features

Once your MVP is validated, it’s time to add features that truly make your app stand out. AR/VR, AI-powered workout recommendations, wearable integration, or real-time analytics—at HQSoftware, we specialize in implementing advanced technologies to improve user engagement.

7. Test the app thoroughly

No one likes bugs, especially when it comes to fitness applications, where accuracy is key. We perform extensive both manual and automated testing to ensure your app runs smoothly across devices and operating systems. From functionality to security, every detail is scrutinized to deliver a flawless user experience.

8. Launch the app

Launching a fitness application is more than just hitting “publish.” We guide you through app store deployment, ensuring compliance with Google Play and App Store guidelines. Additionally, we help you strategize for a successful launch, from marketing to user onboarding.

9. Monitor feedback and improve

Post-launch, we closely monitor user feedback, reviews, and ratings. We use this feedback to identify areas for improvement and iterate on the design and development. Our developers can add new features and functionalities based on user requests.

10. Scale and monetize

As your app grows, so do the opportunities. We help you scale your app to handle more users, add integrations, and explore monetization strategies like subscriptions, in-app purchases, or partnerships. Scaling isn’t just about growth—it’s about sustaining success.

At HQSoftware, we collaborate with you at every stage of your fitness app development — from idea to scaling. With our skills and experience, your app will not only meet but also exceed user expectations.

A truly successful fitness application goes beyond basic functionality — it creates a personalized experience that caters to the diverse needs of its users. To ensure your app stands out in a crowded market and keeps users coming back, it’s essential to incorporate a range of features. But what is the best to choose?

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Important Features in a Fitness App 

Having developed numerous healthcare solutions, we’ve compiled a list of the most essential features to include for a captivating fitness application.

Live streaming and on-demand classes

This feature brings the energy and expertise of a personal trainer directly to the user, regardless of their location or schedule. Live sessions mostly incorporate interactive elements, allowing users to ask questions, receive real-time feedback, and feel connected to a fitness community. 

A wide variety of on-demand classes is essential, offering something for every fitness level, workout preference and schedule. Features like easy sorting, saving, and offline downloads enhance user convenience. Integrating high-quality video and audio ensures a professional experience, while offering a variety of instructors with unique styles broadens the app’s appeal.

Progress tracking

To keep users motivated and on track with their fitness goals, the app should include progress tracking features. By recording essential metrics such as weight loss, calories burned, muscle growth, and completed workouts, users can gain valuable insights into their workouts. This detailed tracking ensures that every effort is acknowledged.

Visualizations such as charts and graphs play a pivotal role in helping users see their progress over time. Imagine watching a graph that shows your steady weight loss or seeing a chart that highlights your increasing muscle mass—these visual aids provide a clear, tangible representation of your achievements. This boosts motivation and helps to identify areas for improvement.

User profiles and AI-powered recommendations

Personalization is key to the best outcomes. To achieve this, encourage users to create comprehensive profiles that encompass their fitness goals, preferences, and health data such as age, weight, height, and more. This detailed information forms the foundation for our intelligent recommendation system.

By analyzing user’s health data, AI can create personalized recommendations for workouts, diets, or recovery routines that align perfectly with each individual’s unique profile. AI can also adapt plans based on user progress or preferences over time. Whether you’re aiming to build muscle, lose weight, or simply maintain a healthy lifestyle, recommendations are designed to support your specific objectives. This level of customization ensures that users receive guidance and motivation that resonates with their personal interests.

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Workout and training plans

Provide structured workout plans for all fitness levels, from beginner to advanced. Predefined plans cover a variety of disciplines, including strength training and cardio, ensuring there’s something for everyone. Beginners can ease into fitness with gentle routines that build foundational strength and flexibility, while intermediate and advanced users can challenge themselves with more intense circuits and flows. 

Each plan is designed to be flexible, allowing you to adjust the intensity and focus based on your personal preferences.

Push notifications and reminders

Help users stay consistent by sending reminders for workouts, hydration, or meal logging. Personalize push notifications by tailoring them to the user’s schedule, fitness goals, and past behavior. For instance, if a user prefers morning workouts, send a motivational quote or a reminder the night before. If they’ve missed logging meals, nudge them with a gentle reminder that also suggests a quick, healthy snack based on their dietary preferences. Notifications can also highlight new features, challenges, or updates to keep users engaged.

Additionally, you can leverage AI to analyze when a user is most likely to engage or when they might need an extra push, like congratulating them on a streak or encouraging them to join a new challenge that aligns with their interests.

Wearable devices integration

By integrating with healthcare IoT devices or wearables such as the Apple Watch or Garmin, a fitness application can provide a seamless fitness experience, automatically syncing data such as heart rate variability to tailor workout intensity, sleep patterns to suggest optimal workout times or recovery days, and daily step counts to adjust activity goals. However, you should ensure that each user’s fitness plan is dynamically adjusted to their real-time health metrics and lifestyle.

For instance, users who are training for a marathon will be able to monitor their heart rate and pace. For someone focused on improving their sleep, AI can analyze the sleep patterns and offer suggestions to help establish a consistent sleep schedule and wake up feeling refreshed and energized. By connecting wearable devices to the fitness application, users will be able to unlock a deeper understanding of body and mind, and make data-driven decisions to achieve their health goals.

Subscription and monetization features

Monetize your app with subscription models, in-app purchases, or premium content. You can incorporate advanced analytics, exclusive workout plans, or ad-free experiences for paying users.

For example, by offering personalized subscription tiers where users can unlock advanced features like AI-driven diet planning, one-on-one virtual coaching sessions tailored to their fitness level, or access to exclusive community challenges that align with their interests, you can ensure that each subscriber feels they’re receiving value uniquely suited to their fitness journey, thereby enhancing user retention and satisfaction.

Safety and recovery features

Include safety tips, warm-up and cool-down exercises, and recovery tracking to reduce the risk of injuries. For example, stretching guides or recovery progress tracking make your app more comprehensive.

Through personalized warm-up routines, video tutorials with voice guidance in the user’s chosen language, and recovery monitoring you’ll ensure users get sufficient, customized rest.

Multi-language support

You can expand your app’s reach by offering multi-language support. Incorporate this feature and the app will both break down language barriers and tailor the user experience to reflect cultural nuances in fitness and health practices. Whether a user prefers yoga described in Hindi or strength training instructions in Spanish, they receive guidance in a language and context that resonates with them, thereby enhancing global accessibility and personal relevance. This makes the app accessible to users from different regions and ensures a better user experience globally.

Overall, a well-rounded app doesn’t just help users achieve their goals—it keeps them coming back for more. So, adding these effective features ensures your fitness application is both functional and user-centric.

Ready to bring your fitness application vision to life? HQSoftware is here to help you navigate the exciting and sometimes daunting world of app development.

Create Your Fitness App With HQSoftware

We understand that building a successful health and fitness app requires more than just technical expertise. It requires a deep understanding of user needs and a commitment to delivering a truly engaging experience. Let’s explore the key financial and timeline considerations for your project.

How much does it cost to create a fitness app?

The cost of developing a fitness app varies significantly based on several factors, including the app’s complexity, features, platform compatibility (iOS, Android, or both), and the level of customization. We offer transparent pricing models, tailored to your specific needs, so you can get a clear picture of the investment required. We’ll work with you to create a budget that aligns with your goals and ensures a successful launch. Our team is committed to delivering cost-effective solutions without sacrificing quality.

How long does it take to develop a fitness app?

The time frame depends on the scope and complexity of the app you have in mind. From initial design to final testing and launch, the process can take anywhere from several months to a year. At HQSoftware, we’re committed to efficient project management, keeping you updated every step of the way. We’ll work with you to develop a realistic timeline that balances quality and speed. Our streamlined development process ensures that your app is delivered on time, meeting your expectations and business objectives.

How do we ensure flexible and efficient development?

Our Agile approach ensures a collaborative and iterative development process, allowing our software engineers to adapt the solution to your evolving needs. We start with a clear understanding of your goals, breaking down complex tasks into manageable sprints. Each sprint delivers tangible results, from designing intuitive user interfaces to implementing advanced fitness algorithms. With daily stand-up meetings and regular retrospectives, we maintain transparency and continuously improve. We guarantee a flexible and efficient development, all while staying true to the latest industry trends.

Contact us and let’s work together to create a fitness app!

Andrei Kazakevich

Head of Production

To ensure the outstanding quality of HQSoftware’s solutions and services, I took the position of Head of Production and manager of the Quality Assurance department. Turn to me with any questions regarding our tech expertise.

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