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UpNote vs tomboy-ng: catalog facts
UpNote	tomboy-ng
Freemium Free to download, with paid plans listed on the pricing page.	Free Free and open source.
Windows, macOS, Linux, Android, iOS, Browser extension	Windows, macOS, Linux
Native apps for all major desktop and mobile systems Rich editor with Markdown, code blocks and attachments	Runs on Linux, Windows and macOS Sync between machines or to a private GitHub repository
Closed source Full feature set depends on a paid plan	No dedicated mobile app; phone access is through a browser via GitHub Rich text rather than Markdown
Downloadable app, Browser extension	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
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 October 1, 2026

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