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Damus vs Primal: catalog facts
Damus	Primal
Freemium Free to use; the optional Purple membership is paid.	Free The web client can be used without payment; pricing details are not shown on the page.
macOS, Android, iOS	Android, iOS, Web
No phone number or email needed to sign up Built on the open Nostr protocol	Web and mobile versions of the same client Built-in wallet next to the social feed
You must keep your private key safe yourself Some extras require the paid Purple membership	Nostr has a smaller audience than mainstream networks Little detail about the product is published on the homepage
Downloadable app	Downloadable app, Web application
Closed source	Closed source
License not stated	License not stated
No 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.