14 Fitness APIs & Wellness APIs To Enhance Your App in 2025

Rajeshwari Published On March 24th, 2025 Share it on

Fitness and wellness apps have become life saviors to many health-conscious people around. These apps help users to track their calorie intake, find the best running routes, keep a count of their jogging and cycling activity, track heart rate,& more fitness APIs Hence, this growing popularity has led developers to use fitness APIs or gym exercises APIs for building fitness apps for Android, iOS, and web in a matter of minutes.

A recent report shows that the downloads of fitness apps drastically increased by 50% in the year 2020 alone. Well, one of the reasons for the spike was because of the pandemic that left many in-person gyms and fitness studios closed.

What is a Fitness API?

A Fitness API is a set of programming tools that work in collaboration with several fitness devices, allowing developers to collect fitness-related data from users and save it in a database.

Developers use these for fitness app development to provide detailed insight on health status, calorie intake, location data, micronutrient count, and health tips to help fitness freaks achieve their goals. Now to the first category of fitness app.

In this article, we will discuss the best 14 fitness APIs.

Navigational APIs

Navigational APIs allow developers to interact with online maps and location services, and embed real-time mapping capabilities into fitness applications (including Chat API). However, these fitness and exercise APIs are most importantly used to track activities like running, walking, cycling, and where to head. 

Google maps and Apple Maps support these GPS-focused APIs in geolocation-based functionalities. 

1. Apple MapKit APIs

Apple MapKit APIs enable you to add the map functionality to your website and mobile apps and are well supported by Apple devices like watches and iPhones. They include certain capabilities like overlays, annotations, and interfaces to services like search and directions. And identify tourist attractions such as cafes, museums, historical markers, and running or cycling routes. 

Major Industries served: Navigation, transportation, logistics, and location-based services.

2. Google Maps APIs

It is the most popular mapping APIs, with over 25 million updates per day. The Google Maps is a collection of fitness tracker APIs and SDKs that helps you integrate Maps into apps. It is further divided into three categories: Maps, Places, and Routes. Each of them exists to fulfill the specific needs of your business.

Major Industries served: Navigation, transportation, logistics, real estate, retail, and location-based services.

3. Nutritionix Restaurant Geolocation API

Nutritionix Restaurant Geolocation API allows restaurant owners and operators to gather important data about their locations, including reviews, ratings, menu items sold, etc so that users can know the list of restaurants en-route and dine in when needed. Further, this information is then used with other analytics tools such as CRM systems or marketing initiatives thus helping riders or travelers to eat healthier on the road. This type of fitness API works as when the user enters their zip code, and the app searches its database of over 206K restaurant locations for results.

Major Industries served: Food and nutrition, health and wellness, and restaurant and hospitality.

4. Mapbox API

This type of rich fitness API and SDK  helps developers to build a highly intuitive fitness app development with top-notch maps and navigation thereby aiding riders to find the best cycling, walking, and running routes using GPS.

Besides these, the prime benefit of Mapbox API for fitness is that users may still be able to access offline maps in remote locations where there is no network connectivity.

Major Industries served: Navigation, transportation, logistics, real estate, retail, and location-based services.

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Nutritional Tracking APIs

These APIs provide macronutrient data on hundreds of thousands of foods and products thus making it easier for developers to incorporate food-tracking capabilities into their apps.

5. Can I Eat API

Can I Eat API displays information on the nutritional content of meals and over 80k+ food products that will help vegans and vegetarians to intake their food accordingly. And users can search for the desired food product using the name and barcode in their fitness apps that will yield results. 

Major Industries served: Food and nutrition, health and wellness, and dietary management.

Did you know that Martin Isark and his review team even contributed tasting notes?

6. Chomp Food & Nutrition Database API

This workout API can retrieve high-quality data on over 535,000 food products quickly and efficiently that includes nutrition labels, ingredients, diet compatibility, barcodes, and other useful information. Further, if users need to obtain detailed information on some food product then they must enter a barcode or product name and get details. 

Major Industries served: Food and nutrition, health and wellness, and dietary management.

Did you know that this workout API can calculate the nutritional value of packaged foods too?

7. Edamam Nutrition Analysis API

This API makes use of Natural Language Processing and semantically structured data. It performs real-time entity extraction, and applicable health and diet labels. It also includes recipe classification for a meal and dish types of food recipes. It enables you to find nutrition facts for a specific food, such as macro and micronutrients, allergen labels, and more.

Major Industries served: Food and nutrition, health and wellness, and dietary management.

8. Food Data Central API

This API gives RESTful access to FoodData Central. It is mainly used by developers who want to integrate nutrient data into their apps or websites. They do not include Video calling API and Audio calling API. There are two endpoints. The first is Food Search, which returns foods that match the search criteria. The next is Food Details, which returns details on a specific food.

Major Industries served: Food and nutrition, health and wellness, and dietary management.

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Dataset Integration APIs

These APIs offer seamless connectivity that enables companies to automate business processes. They also improve data sharing and embedding across multiple applications and systems.

9. Apple Healthkit API

This API allows health and fitness apps to exchange data with the iOS 8+ Health app. They include the Video chat API and Audio calling API to create interaction within the apps. 

HealthKit acts as a central hub for all the health and fitness apps on iOS devices. It gives consumers more control over their fitness levels & workout plans while maintaining their privacy. This API provides guided meditation and strength training services.

Major Industries served: Healthcare, fitness, and wellness.

10. Fitbit Web API

Fitbit provides wearable devices and data services to help people live healthier lifestyles. This API allows third-party workout apps to access and write activity data on users’ training plans. When you use a Fitbit device, data is collected for tracking your progress with step count, distance traveled and calories burnt. It also calculates weight, heart rate, sleep stages, and location.

Major Industries served: Fitness, wellness, and healthcare.

11. Human API

Human API enables simple authentication of users’ health data from anywhere in the data source network. When you enable authentication into your web or mobile apps, the users need to grant data access. It intends to collect health data from all sources and make it available to insurance, life sciences, and digital health companies

Major Industries served: Healthcare, fitness, and wellness.

12. Garmin Health API

Garmin Health API is a scalable and REST API that is used to integrate health data like heart rate respiration rate, pulse-ox, stress levels, biometric data, and body composition values to fitness and workout apps. Additionally, this is inclusive of a Women’s Health API that comes of great help to women to access information related to menstrual cycles. Great is it not?

Major Industries served: Fitness, wellness, and healthcare.

Communication APIs

This instant messaging API serves the purpose of seamless, structured and standardized internal and external communications in an organization.

13. In-app Chat API

Fitness in-app chat API allows developers to create chat features within their app. It enables users to communicate with one another within the app. It includes features such as sending and receiving messages, joining or leaving chats, and managing contacts. However, it still lacks the features of In-app video calling API.

Major Industries served: Communication, social media, and messaging.

14. In-app Audio & Video Calling API

Both the APIs allow developers to include audio and video calls in their apps. It can be used for things like group discussions or communicating with customers via live chat functionality. In-app audio calling API is used to enable the automatic transcoding of phone calls into text format. It enables developers to create custom video chats along with screen sharing and moderation controls. 

The communication APIs can also be used for other purposes, such as customer support or sales activity. In-app video calling API allows for faster communication at any network condition to give users an immersive video experience.

Major Industries served: Communication, social media, and messaging.

Conclusion

In conclusion, due to technological progress, most people now have access to a wide range of fitness apps. They make it simple to work up a sweat, build strength, and stay motivated anywhere and at any time.

We hope that our list of the 14 best fitness APIs gave the clarity you need on the subject matter. Further, we recommend you explore our best free chat APIs that might match your fitness app requirements. Besides, if you’d like to build your fitness chat apps with our customizable video, voice and chat features, check out our self-hosted chat solution today! 

Meanwhile, you may let us know the topics you wish to learn about in the comment section below. Until then, we bid our bye wishing you the best!

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