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Calisthenics Memory vs Flexify: catalog facts
Calisthenics Memory	Flexify
Free Free and open source under the GPL-3.0.	Free Free and open source.
Android	Android
Exercises and training methods are fully customizable Workout planning with day-of-week repeats	Works fully offline Progress graphs and rest timers
Android only Focused on bodyweight training rather than general fitness	No generated training plans or coaching Small project maintained mainly by one developer
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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