At least in Signal, it’s optional for p2p payments. In Session, it’s baked into the protocol. Orders of magnitude worse.
Discussion
I've never had issues with simplex but got signal anyway both from zapstore.
Quite customizable in signal, turn off stories, nobody see my number and more
Also, if you’re on Android, you can just use Molly, which is a strictly better hardened fork of Signal and is interoperable with Signal. Molly removes MobileCoin.
There is also Signal FOSS, which I used to use. But I feel Molly, which I now use, is better. https://www.twinhelix.com/apps/signal-foss/
This was a helpful thread. I find molly.im to be a great resource for juggling different identifiers.
Sometimes I think I’ll go back to android. On my just iPhone right now, feels like I’m missing out