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Withings App vs openScale: catalog facts
Withings App	openScale
Free The app is free and can be used without buying a Withings device.	Free Free and open source under the GPL-3.0 licence.
Android, iOS, Web	Android
Usable as a standalone tracker without Withings hardware Measures heart rate with the phone camera	Supports many Bluetooth smart scales without vendor apps No account required
Weight and blood pressure need manual entry unless you own Withings devices Proprietary app tied to the Withings ecosystem	Android only Google Play version is offered as an open beta
Downloadable app, Hosted service	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	No account 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 September 23, 2026

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