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Microsoft OneNote vs UpNote: catalog facts
Microsoft OneNote	UpNote
Free Free to use on the web.	Freemium Free to download, with paid plans listed on the pricing page.
Web	Windows, macOS, Linux, Android, iOS, Browser extension
Freeform pages with notebooks and sections Web clipping and collaboration on shared notebooks	Native apps for all major desktop and mobile systems Rich editor with Markdown, code blocks and attachments
Notes are stored in Microsoft's cloud Closed source and tied to the Microsoft ecosystem	Closed source Full feature set depends on a paid plan
Web application	Downloadable app, Browser extension
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	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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