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Privacy Friendly Food Tracker vs Calorimeter: catalog facts
Privacy Friendly Food Tracker	Calorimeter
Free Free and open source under the GPL-3.0 licence.	Free Free and open source under the GPL-3.0-or-later licence.
Android	Android
No data collection by the developers or third parties Encrypted local database	Personal food database built from the foods you actually eat Scanning of purchased foods for quick entry
Tracks calories rather than detailed macronutrients Android only	Little documentation beyond the store description Android only
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0-or-later
No account 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 October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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