If you use bluesky mastodon or threads you can also log in with those profiles, all on the same app, you can look at the feeds individually or have them mixed together.
And when you upload media or post a note you can upload once to all 4 of them.
Discussion
Hmm, I hate that app because it seems to prefer Bluesky where I'm banned over nostr, but maybe I should stop hating it and recommend it for people that are put off nostr by the crypto stuff