J Fit
Download the app today!
About J Fit
- Package name (App ID)
- com.trainerize.jfit
- Available on
- Google Play
- Price
- Free
- Developer
- TRAINERIZE
Looking for the J Fit APK?
The safest way to get J Fit (com.trainerize.jfit) on your Android device is to install it directly from Google Play — you'll always get the latest official version, automatic updates, and no risk of modified or infected APK files from third-party sites.
Fitness Tracking
Track your workouts and monitor your health metrics.
Offline Mode
Use the app without an internet connection. Your data syncs when you're back online.
24/7 Support
Our dedicated support team is always ready to help you.
See J Fit in Action
Frequently Asked Questions
Is J Fit free?
Yes, J Fit is free to download and install on Android through Google Play.
How do I install J Fit on Android?
Open Google Play on your Android phone or tablet, search for J Fit by TRAINERIZE or tap the Google Play button on this page, then tap Install. The app downloads and installs automatically.
What is com.trainerize.jfit?
com.trainerize.jfit is the App ID (package name) of J Fit on Google Play. Every Android app has a unique package name, and it is the safest way to verify you are installing the official app.
Is J Fit safe to download?
Installing J Fit from Google Play is the safest option: you get the official version published by TRAINERIZE, verified by Google Play Protect, with automatic updates. Avoid APK files from unofficial third-party sites.
Get J Fit Today
J Fit for Android — free download on Google Play.
Compatible with Android phones and tablets — available on Google Play.
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