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FitBook vs Lose It!: catalog facts
FitBook	Lose It!
Free Free and open source under the MIT licence, with no ads.	Freemium Free to sign up, with paid features available.
Android	Android, iOS, Web
Barcode scanning and OpenFoodFacts search Macro tracking and weight graphs	Several quick logging methods: voice, barcode and photo Macro and water tracking
Food data depends on OpenFoodFacts coverage Focused on nutrition rather than workouts	Some features require a paid plan Centred on weight loss rather than other goals
Downloadable app	Downloadable app, Web application
Open source	Closed source
License: MIT	License not stated
Not stated if an account is needed	Account needed
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 September 23, 2026

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