Top 10 Most Popular Fitness Apps and How to Launch Your Own Fitness App?

It all starts with a shift, a growing desire to feel better, move quicker, or live healthier. And now, more than ever, that journey begins by choosing a phone application. Yes, that’s where the use of the best fitness apps comes in.

According to Statista, 1.3 billion people are expected to use fitness apps to stay active, lose weight, or simply live healthier lives by 2029.

Fitness apps are now more than just a digital solution; they’re now nutrition guides, progress trackers, and personal coaches. However, with numerous options available, it can be a bit confusing to choose the best fitness app. Or better yet, what if you’re looking to build your own fitness app? Well, we will get you covered.

In this blog, we’ll examine the top fitness apps of 2025 along with the best health and workout apps. You will examine the benefits and, in the end, learn how to build a fitness app.

Let’s get started by exploring the definition of a fitness app.

What is a Fitness App?

A fitness app is a digital solution designed to help users stay active, healthy, confident, and motivated in their fitness journey. These apps provide important features, such as:

• Calorie tracking
• Step counting
• Workout plans
• Progress monitoring
• Personalized plans
• Social and community features

And more!

Let’s take an example of a few fitness apps.

Most popular fitness apps like Strava or MyFitnessPal provide convenient tools and personalized support. So, whether you’re trying to lose weight, build muscle, or simply move more during the day, you can easily do it by installing a fitness app on your phone. The convenience makes it easier to stay on track anywhere and anytime.

They integrate seamlessly with other health tools and devices like smartwatches, heart rate monitors, and nutrition trackers. Integrating with such tools and devices creates a more comprehensive view of your overall health and wellness.

These solutions also offer guided meditations, sleep tracking, and stress management tools, which promote a holistic approach to the digital fitness world. It also empowers users to make informed decisions and maintain a balanced lifestyle by consolidating multiple aspects of health into a single, convenient platform.

Fitness App Market Statistics (2025)

The COVID-19 pandemic and favorable economic factors have played a significant role in driving the growth of health fitness apps. Since then, the digital fitness market has been experiencing significant growth. According to Grand View Research, the market is projected to grow at an annual rate of 13.88% from 2025 to 2030. Let’s explore some interesting insights on fitness apps:

-> The global fitness market was over USD 10 billion in 2024. It is expected to grow to USD 23 billion by 2030.

-> North America leads the fitness app market, holding a 46.61% revenue share in 2024. The United States accounts for the largest part of this region.

-> The exercise and weight loss segment of the fitness app holds the largest market share of 54.21% in 2024.

-> According to Business of Apps, fitness apps were downloaded more than 850 million times in 2024.

-> Smartphones have a significant portion of fitness apps with over 81% of market share, as of Mordor Intelligence.

-> On the other hand, the iOS segment holds the largest share of 52.13% in 2024.

As we’ve explored the market, trends, and insights. However, people have some misconceptions about health, fitness, and workout apps. People think they’re the same, but they have differences. Let’s find out.

Health vs Fitness vs Workout Apps: What’s the Difference?

People think that health, fitness, and workout apps are the same, but they’re different. Each has specific features and functionality. You have to understand these three app types before choosing the right one for your requirements. Let’s understand one by one:

Health App

Health apps help users see an overall picture of their well-being. These tools track different factors like sleep, hydration, heart rate, menstrual cycles, and mental health. They connect with wearable devices, store health data, and give users an easy experience.

Use Case: Health apps manage chronic conditions, track medication, or assist with sleep.

Popular health apps include Apple Health and Samsung Health. These apps offer centralized tracking for health.

Fitness App

The goal of fitness apps is to keep users healthy and active. They consist of tools like goal-setting, calorie counters, progress charts, and step trackers.

Use Case: By encouraging users to gradually lose weight, eat better, or exercise more, these apps help users become more fit overall.

Fitbit, for instance, is a good fitness app that tracks daily activity. On the other hand, MyFitnessPal and Strava are also the most popular fitness tracker apps in 2025.

Workout App

Workout apps are a subset of health and wellness apps because they provide more specialised, structured exercise plans, frequently with video guidance or trainer-led sessions. These solutions address particular fitness objectives, such as yoga, cardio, strength training, etc.

Use Case: These types of apps offer a guided workout routine at home or the gym.

The biggest examples of workout apps are Peloton or Nike Training that provide a wide range of on-demand workouts.

Although well-being is the primary focus of health, fitness, and workout apps, they differ from one another. A health app’s primary goal is to promote people’s general well-being. Workout apps provide the action plan to reach long-term fitness objectives, and fitness apps assist in tracking progress toward those goals.

Let’s now explore the best fitness apps in 2025.

Also Read: Top 10 Mental Health App Features! 

Top 10 Most Popular Fitness Apps of 2025

From guided yoga sessions and calorie trackers to AI-powered coaching and gamified cycling, fitness apps in 2025 are buzzing with diversity. From Strava to Sweat, fitness apps are dominating due to their seamless blend of motivation, personalization, and community-driven challenges. Here’s the list of the best fitness apps in 2025:

1 Strava

Based on popularity, Strava is the best fitness app in the world, having been downloaded 3.4 million times globally in January 2025 alone. This fitness app is more than just a fitness tracker; it’s a global community for athletics. Talking about the revenue, it is the second-highest-earning fitness app, with over $9 million monthly in app revenue from the App Store and Google Play.

The app’s main users are serious runners and cyclists. As of 2025, Strava has over 150 million registered users and a growing base of 2 million new sign-ups every month. Its freemium model offers robust GPS tracking, live segment leaderboards, social tracking, and safety features.

2 MyFitnessPal

MyFitnessPal is one of the best fitness apps also known as best diet and nutrition app in terms of simplifying nutrition and calorie tracking. The application is famous for its user-friendly interface and ability to check various aspects of health and fitness. It is the most popular diet-based fitness app in the world, with over 200 million registered users and 85 million monthly active users.

The solution is also known as one of the top fitness apps with a calorie counter and ranks first in its category in terms of in-app revenues, totaling $16.1 million. This much revenue is generated by its freemium (paid) subscriptions. The application is best for users aiming to build sustainable growth.

3 Fibit

Fitbit is an American company, but the Fitbit app is a digital solution created by Google. This app is easy to use and has many tracking features. It provides insights into health data such as heart rate, sleep, and activity levels. With Fitbit, users can follow custom training and mindfulness programs to meet their fitness goals.

Wearable devices work great with this app. You can update and sync health data in real-time for better tracking. The app also has social features. Users can join challenges and connect with friends for motivation.

4 Nike Training Club

Nike Training Club is one of the most popular fitness apps in the world. It is owned by Nike, a U.S. company that focuses on athletic shoes and clothing. NTC provides various exercises and is also known as the best fitness app for beginners. The application features yoga, strength training, endurance, mobility, and high-intensity methods.

The NTC is a great platform for home or gym use. It lets users pick workouts based on duration, equipment, and intensity. It also provides professional advice on nutrition, wellness, and recovery. The app helps clients stay determined and persistent in reaching their fitness goals. It offers adjustable training routines and video instructions.

5 Peloton App

Peloton is a top fitness app for busy professionals. It makes home workouts fun and full of energy. The application includes a mix of classes like cycling, HIIT, meditation, bootcamp, and Pilates. These are designed to suit any lifestyle and fit into all schedules.

One cool feature of this fitness app is how well it works with wearables and fitness gear. This allows users to track progress and set goals with precision. Peloton’s vibrant global community makes solo workouts more motivating. You get leaderboards and virtual high-fives to keep you going. This app keeps fitness exciting by adding challenges, music playlists, and fresh content.

6 Freeletics

Freeletics is a popular fitness app available in more than 175 countries. It has 57 million users across the world. The app has a strong community, with more than 25 million users for body weight training. It offers both free and paid features with a coach subscription, which provides personalized training plans and workout variations.

This fitness app uses AI and human experts to create the best workout plan. It also provides mindset coaching and audio sessions. These help boost mental resilience alongside physical training. Freeletics’ adaptive AI makes sure every workout changes with user feedback and progress. This helps achieve the best results.

7 HealthifyMe

HealthifyMe is a top health and fitness app from India. It helps users manage weight, track nutrition, and boost overall fitness. This app has more than 35 million users in hundreds of cities across India and other South Asian countries. It allows users to track calories, make personalized diet plans, and fitness routines.

One of the best features of HealthifyMe is its virtual AI nutritionist. It provides quick dietary advice and connects you to coaches for personalized guidance. The application supports 13+ languages, making it highly accessible for different regions. HealthfyMe connects with fitness devices and wearables. It helps users keep track of their goals through data-driven and complete health management.

8 Sweat

Sweat is a fitness app from Australia. It’s one of the leading free fitness apps for women that also offers a subscription service that provides different workout programs and on-demand options. The workout includes HIIT, strength training, yoga, barre, and Pilates. The app now offers over 60 programs and 13,000+ workouts from female trainers worldwide.

Looking at its reach, it is available in more than 145 countries and 8 different languages. Sweat was known as the number 1 fitness app for women on the App Store across 142 countries within 1 year of its launch. The application has been downloaded millions of times, which helps it generate $35 million annually.

9 MapMyFitness

MapMyFitness is a fitness tracking app from the US. It helps users track and share workouts like running, cycling, and walking. The app uses GPS to map routes and track distance, duration, pace, and calories burned. This offer provides detailed insights to users to improve their performance.

This app supports over 600 activities. It also works well with wearables, like fitness bands and smartwatches. MapMyFitness helps users set goals, join challenges, and connect with a community for added motivation. It also offers training plans and personalized coaching features through a premium subscription.

10 Asana Rebel

Asana Rebel is one of the most popular fitness apps in Germany that focuses on yoga-inspired workouts. Users can find strength training, meditation, HIIT, and more within the application. The app aims to help people get fit and healthy. It gives custom workout plans, tasty healthy recipes, and mindfulness exercises to improve physical and mental fitness.

By 2025, Asana Rebel will have more than 15 million users around the world. This shows how popular it has become in the wellness field. The app combines yoga with functional training. It offers lively sessions for flexibility, strength, and relaxation. It includes custom workout plans, meditation sessions, and nutritious recipes. These tools help improve overall health and build sustainable habits.

So these were the top fitness apps for iOS and Android in 2025. Now, before we explore other listings, such as the best workout and health apps, we should first consider the benefits these apps give to users.

Also Read: Gym Workout App Development 

Benefits of Using Fitness Apps

Fitbit- or Strava-like fitness apps provide several advantages to their users. Using such apps will help you get personalized workouts with AI and holistic wellness support. Let’s find out the benefits of using fitness apps in 2025:

Personalized Workouts With AI

Fitness apps use AI to provide workouts specifically suited to your level of fitness, objectives, and feedback. For example, HealthifyMe and Freeletics adapt plans according to progress, maximizing outcomes. As per a report, more than 70% of the users of fitness apps like to use apps that provide personalized suggestions for quicker, better outcomes.

Real-time Health Monitoring

Best fitness apps like Fitbit connect with wearable devices to monitor things like heart rate, sleep patterns, calorie burn, and step count. This gives users the chance to make quick choices about their health. Research indicates that people who keep an eye on their daily activities have a 30% higher likelihood of hitting their fitness targets on a regular basis.

Gamification and Social Challenges

Working out becomes enjoyable with scoreboards, continuous achievements, and contests. Fitness gamification apps like Strava and Sweat use game-like elements to keep people engaged. Individuals who take part in group fitness contests are 59% more active than those who don’t, creating a friendly rivalry that transforms exercises into satisfying routines.

Holistic Wellness Support

Holistic wellness support is as important as physical support, and fitness apps now support mental, nutrition, and recovery. For example, HealthifyMe provides meditation, meal plans, and sleep tracking. Do you know as per a report, 64% of users prefer fitness apps that address both physical and mental well-being? This shows the interest in complete health solutions.

Flexibility and On-Demand Access

The best thing about fitness apps is their flexibility and on-demand access. The solutions let you work out anytime or anywhere, whether you’re at home or in the gym. With on-demand classes, virtual coaches, and adaptable schedules, users have unmatched flexibility to fit wellness into their daily lives.

Top 5 Health Apps of 2025

Several apps combine both fitness and health app features to engage a broader audience and help them stay healthy mentally and physically. This comprehensive approach to well-being is exceptional; eventually, entrepreneurs who are launching their fitness app combine both fitness and health app features. From Flo to MyFitnessPal, here are the five best health apps in 2025:

Top 5 Workout Apps for Home and Gym

A fitness app can be a workout app too, and vice versa. Today, workout apps are stronger than ever, with over 345 million users globally and millions of people turning to mobile workouts for both home and gym routines. From Nike Training Club to FitOn, here are the best workout apps of 2025:

Now we know about the top fitness, health, and workout apps. However, picking the one that is on top is not a good decision every time. You have to understand your needs and requirements before picking the application. Let’s find out how you will choose the best fitness app.

How to Choose the Best Fitness App?

Well, choosing the best fitness app depends on your goals, workout preferences, available equipment, lifestyle, and experience level. You should look for an app that has user user-friendly interface, a variety of workouts suitable for your fitness level, and several features. Here’s what to consider to choosing the top fitness apps 2025:

Define Your Fitness Goal

The very first thing you should consider is defining your fitness goals. For example, if you are looking to lose weight or improve general fitness, you must choose apps with guided HIIT, cardio, or full-body plans. For muscle gain and strength, you have to look for apps with progressive strength training and tracking features. On the other hand, for flexibility and stress relief, you should go with apps with yoga, meditation, and mobility-based apps.

Check App Ratings and Reviews

You’ll find hundreds of fitness apps. But picking one with a rating above 4.5 is a smart way to choose. Look, if the app has thousands or even millions of reviews. Also, check the total downloads of the application for a better decision. An app that has 50 to 100 million downloads is always a good choice to pick. Apart from these, look for feedback on usability, workout variety, and trainer quality.

Consider Free vs Paid Features

When you pick a fitness app, you will get two options: free or paid features. For example, Nike Training Club and FitOn offer high-quality free workouts. These fitness apps have premium options that unlock features like personalized plans, progress tracking, and live coaching. Paying for these features is worth it for those who want to make a change.

Look for Customization and Adaptability

Choose a fitness app that offers workouts suited to your level, equipment, and time. Today, many fitness apps can adapt to your lifestyle and performance. Some examples are Fitbod and Freeletics. Apps like these use AI or smart programming to adjust your workout intensity and duration.

Integration with Wearables and Trackers

Find a fitness app that works well with your wearables, such as smartwatches and bands. If you have an Apple Watch, Fitbit, or similar gadget, pick the app that works with your device and links to your data. This provides a comprehensive overview of such improvements. Also, it enables tracking of tortures, encouragement, and personal suggestions through integration.

Community and Motivation

Pick apps like Strava, Peloton, NTC, Fitbit, MyFitnessPal, etc., that thrive on social engagement. These apps are flawless if you need group energy or competition. It can significantly enhance user experience and long-term adherence to your fitness routine.

Before we finish this guide on the best fitness apps of 2024, let’s explore how these apps are made.

10 Steps to Build a Fitness App

With millions or billions of fitness app users globally, the health and fitness tech industry is booming. Developing a fitness app requires more than just great workouts, regardless of whether you are targeting gym-goers, beginners, yoga lovers, or athletes. From strategy and design to development and smart tactics, here’s your step-by-step guide to develop a health and fitness app:

1 Market Research and Competitor Analysis

Market research is your initial step that will help you understand your audience’s fitness goals, habits, and pain points. Later, analyze top fitness apps of 2025 like NTC and Strava to identify gaps in features, functionality, design, or cost. You have to position your app uniquely and ensure it serves users’ needs effectively.

2 Define Core Features

Is it possible to launch a fitness app successfully without deciding the core features? Of course, it’s not. Eventually, list features based on your app’s purpose. A fitness app’s core features include workout libraries, goal tracking, personalized plans, social sharing, etc. Choose features that add real value and solve specific problems.

3 Choose App Type and Platform

Decide whether you will focus on nutrition, workouts, or mindfulness, or all in one platform. Moreover, choose a platform like iOS, Android, or cross-platform to launch your app. This decision depends on your target users and budget.

4 Design UI/UX

Fitness app design plays a crucial role in deciding the success of your app. The user interface and user experience must be intuitive and motivating, which encourages users. To create a visually appealing interface, you must use engaging visuals, easy navigation, progressive bars, etc.

5 Develop the Backend and Frontend

After deciding on the interface, it’s time for actual development, which includes the backend and frontend. The backend of your application should manage user data, workout progress, authentication, etc. Developers use tech stacks like Firebase, Node.js, or AWS for the backend. On the other hand, Flutter, React Native, or Swift/Kotlin are used for frontend development.

6 Integrate Third-Party APIs and Devices

Third-party APIs and devices are necessary to integrate with the apps and provide a comprehensive experience to the user in terms of functionality. Your app should integrate wearables such as Apple Watch, Fitbit, etc. Support health data integrations, nutrition APIs, and payment gateways as well.

7 Test the App

Testing is a foremost app development step. Hence, make testing rounds to check whether it is functional, usable, and performative. The testing will assist you in detecting bugs and other UX bugs. This action helps improve the quality of the app and raises the success rate.

8 Launch and Monitor

Launch your app on the Play Store and App Store with appealing visuals, clear descriptions, and onboarding. After launching the platform, monitor a few factors like user retention, downloads, and engagement. Also, you should be ready to deploy hotfixes if required.

9 Update and Maintenance

After launching the app, it’s time to update and maintain the solution as per users’ demand and feedback. In this step, you have to fix bugs, optimize speed, and roll out new features. This step ensures high app ratings, user satisfaction, security, and overall app success.

10 Marketing and Monetization

The last step to developing a fitness app successfully is effective marketing and monetization. To do this, use marketing strategies including ASO, which stands for App Store Optimization, social ads, referral programs, influencer marketing, etc. Also, decide the revenue stream, like subscription, freemium tiers, in-app purchases, etc.

Also Read: Cost to Build a Fitness App in 2025

Partner With Apptunix to Launch Your Fitness App!

Today, users crave engaging, accessible, and personalized wellness solutions. You can understand this by seeing the success of the best fitness apps like FitOn and MyFitnessPal. Do you have any fitness app ideas? If yes, now is the time to bring your idea to life.

Apptunix, a fitness app development company, understands the users’ requirements and market demands. Our specialization is building high-performance, feature-rich health and fitness apps tailored to your vision. With 12+ years of experience in creating fitness apps, we can easily guide you through every step of the app development.

Our team of expert developers, designers, and strategists is committed to developing a successful fitness solution for today’s highly digital users.

So it doesn’t matter whether your goal is to create an AI-powered digital trainer or a nutrition tracker or a hybrid health and wellness app; Apptunix will help you turn your great idea and concept into a successful digital solution that users love.