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Momentum vs Bonjourr: catalog facts
Momentum	Bonjourr
Freemium A free version is available. Momentum Plus is a paid subscription.	Free Free to use, with no account needed.
Browser extension	Web, Browser extension
A single stated focus per day is a genuinely effective nudge Pleasant, calm replacement for a grid of most-visited sites	Clean design with time-of-day photo backgrounds Many options, including custom fonts and CSS
Integrations, custom backgrounds and metrics need the paid Plus plan Requires an account for sync, and it is closed source	Default Unsplash backgrounds are blocked in mainland China A start page only, not a full dashboard
Browser extension	Web application, Browser extension
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

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