Any nostr user, regardless of what apps you use, can setup automatic cross posting to Twitter / X for free using connect.nos.social and use that to draw your twitter audience to Nostr. It posts using njump.me links which neutrally provides links to open the content in many different nostr apps.

nostr:note1zrukp578tkmyhlczzrhcc2k38y76nctfewvvq4lw0nhj3wym65vsd0582r