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Obsidian vs Noteship: catalog facts
Obsidian	Noteship
Free Free for everyone, including commercial use, in the vendor’s own words. Obsidian Sync and…	Paid The site offers a free trial; it does not state the purchase price.
Windows, macOS, Linux, Android, iOS, Browser extension	macOS
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	Stores notes as readable HTML files Links notes with bidirectional backlinks
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	Available for Mac only
Downloadable app, Browser extension	Downloadable app
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 October 8, 2026

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