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Damus vs Farcaster: catalog facts
Damus	Farcaster
Freemium Free to use; the optional Purple membership is paid.	Free No price is listed for signing up or using the app.
macOS, Android, iOS	Android, iOS, Web
No phone number or email needed to sign up Built on the open Nostr protocol	Identity is owned by the user rather than the app Web, iOS and Android apps
You must keep your private key safe yourself Some extras require the paid Purple membership	Signing up requires an email address or phone number Smaller audience than mainstream social networks
Downloadable app	Downloadable app, Web application
Closed source	Closed source
License not stated	License not stated
No account needed	Account 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.