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Flexify vs Boostcamp: catalog facts
Flexify	Boostcamp
Free Free and open source.	Free Free to download, with no paywall on programs.
Android	Android, iOS
Works fully offline Progress graphs and rest timers	Large library of structured strength programs Automatic progression of weights
No generated training plans or coaching Small project maintained mainly by one developer	Mobile only Focused on strength training rather than cardio
Downloadable app	Downloadable app
Open source	Closed source
License not stated	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 1, 2026	Official website Full listing and sources Checked September 23, 2026

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