[Abishek_Muthian]

Signal can also function as SMS client on Android, so it's easy to communicate with those who have Signal or use plain SMS; besides additional hardening against SMS based exploits.

[m-p-3]

I wish they didn't discard the encryption on SMS, at least there's still Silence.

[Abishek_Muthian]

Was it for exporting SMS to other clients? Although I don't know why it cannot be done with a primary password.