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Feeel vs Privacy Friendly Circuit Trainer: catalog facts
Feeel	Privacy Friendly Circuit Trainer
Free Free and open source under the AGPLv3.	Free Free and open source under the GPL-3.0 with no ads.
Android, iOS	Android
Open source under the AGPLv3 Designed around privacy	Configurable exercise and rest timers Custom exercises combined into sets
Focused on simple home workouts rather than detailed training plans Small community project	Android only Calorie figures are estimates based on MET values
Downloadable app	Downloadable app
Open source	Open source
License: AGPL-3.0	License: GPL-3.0
Not stated if an account is needed	Not stated if an account is needed
Not stated if it 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 October 2, 2026

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