But they do have mobile arm builds already don’t they? Of course iOS is very different from Android but it’s not like they’d have to do complete port. And it targets the same architecture that’s in macs and they have builds for it obviously.
The aim of Signal Foundation is to displace the likes of WhatsApp and Messenger thus it has to support all modern and expected features.
Interestingly enough WhatsApp uses Signal’s protocol for encryption, it’s part of the planned messaging interop forced on Meta by EU.
