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OpenNutriTracker vs Cronometer: catalog facts
OpenNutriTracker	Cronometer
Free Free and open source.	Freemium Free sign-up, with paid tiers for extra features.
Android, iOS	Android, iOS, Web
Open source calorie tracking Privacy-focused design	Tracks up to 95 nutrients and compounds Lab-analysed, verified nutrition data
Fewer features than large commercial food trackers Smaller food database than commercial services	Level of detail can be more than casual users need Closed-source online service
Downloadable app	Downloadable app, Web application
Open source	Closed source
License not stated	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 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.