Get the Authenticator
Hold your keys on your own device. The installed app can keep a private key and recover an owner key certificate — neither of which the web app will do.
iOS
iPhone and iPad, from the App Store
In App Store review. It appears here on the day Apple approves it.
Android
Phones and tablets, from Google Play
Android is in Play testing while the public listing goes live. Open this to join, then install from Play as usual.
macOS
Disk image for Apple silicon
Windows
Installer for Windows 10 and 11
You can use the web authenticator in the meantime. It signs with passkeys, and it will not hold a private key.
Open the web authenticatorAuthenticator is an on-device signing vault. Keys stay encrypted with your master password. Blocksfinity cannot reset that password.
Authenticator guide · Authenticator vs Anchor
iOS is not in the public App Store yet. Android may be an internal test track until the production listing is public. Desktop builds above are the public installers when marked available.