[Sunspark]

It can be, only for Android.

[fsflover]

Isn't this unofficial?

[lorenzhs]

https://signal.org/android/apk/ and it appears to work without Google Play Services (though push notifications drain more battery iirc because they can't use the google push notification service)

[fsflover]

Signal themselves do not recommend it for some reason:

> Danger zone

> Most users should not do this under normal circumstances.

What is the danger here? Where is the F-Droid application?