Compare software

Farcaster vs Iris: catalog facts
Farcaster	Iris
Free No price is listed for signing up or using the app.	Free The research shows no pricing for using the web client.
Android, iOS, Web	Web
Identity is owned by the user rather than the app Web, iOS and Android apps	Runs in the browser with nothing to install Relay list you can edit, with discovered relays
Signing up requires an email address or phone number Smaller audience than mainstream social networks	Content and reach depend on the relays you connect to Nostr has a smaller audience than mainstream networks
Downloadable app, Web application	Web application
Closed source	Closed source
License not stated	License not stated
Account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it 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.