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MyFitnessPal vs OpenNutriTracker: catalog facts
MyFitnessPal	OpenNutriTracker
Freemium Free to start, with paid subscription features.	Free Free and open source.
Android, iOS, Web	Android, iOS
Very large food database Photo and voice meal logging	Open source calorie tracking Privacy-focused design
Closed-source service with data stored by the company Carries advertising	Fewer features than large commercial food trackers Smaller food database than commercial services
Downloadable app, Web application	Downloadable app
Closed source	Open 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.