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

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