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Obsidian vs UpNote: catalog facts
Obsidian	UpNote
Free Free for everyone, including commercial use, in the vendor’s own words. Obsidian Sync and…	Freemium Free to download, with paid plans listed on the pricing page.
Windows, macOS, Linux, Android, iOS, Browser extension	Windows, macOS, Linux, Android, iOS, Browser extension
Notes are plain Markdown files in a folder you control, readable without the app Linking, backlinks, tags, graph view and fast search across the vault	Native apps for all major desktop and mobile systems Rich editor with Markdown, code blocks and attachments
The application is not open source, only the plugin ecosystem and the releases repository Syncing between devices means paying for Obsidian Sync or wiring up your own sync tool	Closed source Full feature set depends on a paid plan
Downloadable app, Browser extension	Downloadable app, Browser extension
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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