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Flexify

Flexify is a free, open-source fitness and health app for Android. Log workouts, reps, cardio, and rest timers. It has 452 GitHub stars and is released under the MIT license, and you can install it from F-Droid and Google Play.

github.com/brandonp2412/Flex (opens in a new tab)

Data as of from the GitHub API and the F-Droid index; description from the project's repository or F-Droid listing. Report an error

Get it on F-Droid (opens in a new tab)Google Play (opens in a new tab)View on GitHub (opens in a new tab)

About Flexify

Log your gym workouts, follow your strength progress, and keep your training private. Flexify is a fast, offline workout tracker for strength training and cardio. Record sets, reps, and weights, use rest timers to stay on pace, and review clear progress graphs after every session. BUILD A BETTER TRAINING LOG • Log strength workouts, exercises, sets, reps, and weight • Record cardio sessions and cardio types • Use rest timers and alarms between sets • Review workout history and strength progress with graphs • Tailor features, settings, and light or dark appearance to your routine PRIVATE, FAST, AND OFFLINE Flexify does not require an account or internet connection.

Privacy and F-Droid

F-Droid builds Flexify from its published source code and flags anti-features such as ads, tracking or reliance on non-free services.

No anti-features flagged on the latest F-Droid build.

Screenshots

  • Flexify screenshot 1
  • Flexify screenshot 2
  • Flexify screenshot 3

Screenshots from the app's F-Droid listing.

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FAQ

Flexify FAQ

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Is Flexify free and open source?

Yes. Flexify's source code is public on GitHub under the MIT license, which is OSI-approved or FSF-free. F-Droid, which builds it from source, flags no anti-features such as ads or tracking on its latest build.

How do I install Flexify?

You can install Flexify from F-Droid (package com.presley.flexify) and from Google Play; the links are on this page. Its GitHub repository also publishes releases (latest: 2.2.37).

Is Flexify still maintained?

The repository's most recent commit was on Oct 27, 2026. Its F-Droid listing was last updated on Oct 15, 2026. appsgit only lists apps whose repository had a commit in the last six months.