Nostr & related apps for new users, depending on device/platform:

1) First, use these tools offline!

Generate nostr keypair via Bitcoin seed phrase:

https://nostrtool.com

(Or make new nostr keypair)

Nip46 signer (only apps to put your nsec!):

Ios:

https://nsec.app

Droid:

https://github.com/greenart7c3/Amber

Chrome extension:

https://github.com/fiatjaf/nos2x

2) Now can go online to login to nostr apps via your signer (above)

Web:

https://primal.net/home

Droid:

https://www.amethyst.social

New ios:

https://www.nos.social

https://nostur.com

Old ios:

https://damus.io

Nip05 checkmark so other users can find you (letters & numbers only in username):

https://0xchat.com

(Set via app)

Also, 0xchat is for encrypted DMs, since DMs by default are public