OnTracx

100+
Downloads
Content rating
Everyone
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About this app

OnTracx goes beyond distance, by allowing you to run smarter, not harder. Our unique wearable sensor tracks your mechanical load with every step and helps you building with confidence towards your next goal

Train smarter:

Build your loading and mileage gradually to minimize the risk of sustaining an injury and reach your full potential.

Contextual insights:

Gain deeper understanding on how different terrains, shoes, and even your running form affect the load on your body.

Confident return-to-run:

get back into running after injury by managing your load in relation to your perceived pain and find your sweet spot in gradual load progression and come back stronger than before.

See your progress:

Track your weekly load and celebrate your achievements!

How to start with OnTracx:

New to the OnTracx-crew? This app requires the OnTracx sensor in order to use the app (sold separately) . Already have a sensor? Download the app, login using your e-mail (No need to create an account to try it out!). Pair your sensor and lace up!

OnTracx gives you the data and confidence to be your best runner.

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Note that, OnTracx uses GPS in the background to track your running distance and pace (continued use of GPS running in the background can decrease battery life).
Updated on
Sep 18, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
App activity and App info and performance
This app may collect these data types
Location, Personal info, and Health and fitness
Data isn’t encrypted
You can request that data be deleted

What’s new

Hotfix for missing session data after connection loss.