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Seven vs Privacy Friendly Circuit Trainer: catalog facts
Seven	Privacy Friendly Circuit Trainer
Freemium Free to download, with optional paid features.	Free Free and open source under the GPL-3.0 with no ads.
iOS	Android
Short workouts with no equipment needed Daily challenges and achievements for motivation	Configurable exercise and rest timers Custom exercises combined into sets
Focused on short bodyweight sessions, not full training plans Pricing details are not stated on the homepage	Android only Calorie figures are estimates based on MET values
Downloadable app	Downloadable app
Closed source	Open source
License not stated	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 September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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