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Yazio vs Fastic: catalog facts
Yazio	Fastic
Freemium Free to use, with a paid subscription for additional features.	Freemium Free to download; pricing details are not stated on the homepage.
Android, iOS, Web	Android, iOS
Food logging by photo, barcode or manual entry Built-in fasting timers with 16:8, 5:2 and 6:1 plans	Fasting timer combined with meal tracking Food scan for logging meals from a photo
Closed-source service AI photo estimates may need manual correction	Built around one dieting approach Pricing not stated on the homepage
Downloadable app, Web application	Downloadable app
Closed 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 24, 2026

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