The Amethyst client seems to have one built in.
Here are some others:
And a couple guides:
Discussion
Thanks Shopster seems it was exactly what I wanted, the only problem is that requires nostr sign it - big friction.
From the Darth guides, CoinOS would have been amazing, but not working now for some reason.
Hmm. I just registered a test account on Coinos.io and sent it some sats.
I wonder what the issue is.