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Notedeck vs Iris: catalog facts
Notedeck	Iris
Free Free to download from its public GitHub repository.	Free The research shows no pricing for using the web client.
Windows, macOS, Linux, Android	Web
Multi-column layout for several feeds at once Native app written in Rust	Runs in the browser with nothing to install Relay list you can edit, with discovered relays
Only for the Nostr network Smaller user base than Damus on iOS	Content and reach depend on the relays you connect to Nostr has a smaller audience than mainstream networks
Downloadable app	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

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