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Simplenote vs UpNote: catalog facts
Simplenote	UpNote
Free The software is free under its open-source licence. Hosting, hardware and external…	Freemium Free to download, with paid plans listed on the pricing page.
Windows, macOS, Linux, Android	Windows, macOS, Linux, Android, iOS, Browser extension
Syncing is free and unlimited across every platform, notes keep a version history, and the whole thing stays…	Native apps for all major desktop and mobile systems Rich editor with Markdown, code blocks and attachments
There is no encryption of note contents on Automattic's servers, and no attachments, folders or rich formatting.	Closed source Full feature set depends on a paid plan
Downloadable app	Downloadable app, Browser extension
Open source	Closed source
License: GPL-2.0	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 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.