In terms of terminology, you're using whatever client you are using to interact with the Nostr network, if you're on Snort, Snort. With that said I doubt anyone really cares what you call it!
Damus is a well polished app currently available on iOS that npub1xtscya34g58tk0z605fvr788k263gsu6cy9x0mhnm87echrgufzsevkk5shas (npub1xts…shas) built!