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MacroFactor vs OpenNutriTracker: catalog facts
MacroFactor	OpenNutriTracker
Paid Paid subscription app.	Free Free and open source.
Android, iOS	Android, iOS
Calorie targets adapt to your estimated expenditure Macro tracking with coaching built in	Open source calorie tracking Privacy-focused design
Paid app with no free tier indicated Workout tracking is a separate app	Fewer features than large commercial food trackers Smaller food database than commercial services
Downloadable app	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.