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Chompass vs Cal AI: catalog facts
Chompass	Cal AI
Free Free and open source under the MIT licence; cloud AI costs depend on your own provider…	Paid Sold as a subscription; prices are not listed on the homepage.
Android, Web	Android, iOS
No ads, analytics or account Optional on-device AI on Android	Logs a meal from a photo, a barcode or a text description Calculates calories and macros automatically
AI logging needs your own API key or on-device model No sync between the web and Android versions	Photo estimates are approximate Requires a subscription
Downloadable app, Web application	Downloadable app
Open source	Closed source
License: MIT	License not stated
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.