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Elite HRV vs Lens HRV: catalog facts
Elite HRV	Lens HRV
Freemium Free to download, with some features in a paid plan.	Free Free and open source under the GPL-3.0 licence.
Android, iOS	Android
Daily readiness score based on HRV Live biofeedback for breathing and stress	Uses only the phone camera, no extra sensors Open source and available on F-Droid
Closed source commercial service Readings are taken manually each day	Camera PPG is less precise than a chest strap Android only
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 24, 2026	Official website Full listing and sources Checked October 2, 2026

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