Try Simplex chat: https://simplex.chat/
(Currently it's only stable in Android. iOS version is in TestFlight)
RoboSats Admin Banned From Telegram, Communications Moved to Matrix, SimpleX & Nostr
RoboSats group owner was indiscriminately banned by Telegram and thus managing the group effectively is no longer possible. As a result, the project's communications are migrating to other platforms.
https://www.nobsbitcoin.com/robosats-admin-banned-from-telegram-communications-move/
