Primal doesn't support amber yet.

Native apps there's amethyst, Yana, voyage, yakihonne, 0xchat.

Web there's noStrudel and noogle.lol

If the application supports nip 46 it also supports amber. Nip 46 is usually called bunker or nostr connect

One example of application that supports nip 46 is https://wikifreedia.xyz/