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LibreFit vs Strong: catalog facts
LibreFit	Strong
Free Free and open source under GPL-3.0, with no paid tier.	Freemium Free accounts, with a paid Strong PRO tier for progress tracking.
Android	Android, iOS
Hundreds of exercises with images and instructions Logs sets, reps, rest and load with built-in timers	Simple, fast logging of sets and workouts Available on iOS and Android
Android only No cloud sync between devices mentioned	Detailed progress charts require Strong PRO Closed source
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0-or-later	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.