Amber works quite well as a Nostr key signing application. I can't wait for all of my favorite Nostr apps to support it.

https://image.nostr.build/ab0425f83e9528f54c80c53271bc1f82640c2b8a56f240d6b10e184bd73f70d2.jpg

https://image.nostr.build/16e158d78a973e5c9f960327112eb61b5e695bc0c97f76b6b0ecb782f11475a9.jpg

https://image.nostr.build/71244b83eb9cfcf1c3cb9e6b8f4b48bee1490cd6081a16065a31a23e6536b32c.jpg