Bitchat uses nostr protocol for global reach. What the protesters at the moment really appreciate is the other main feature called offline first though: Bitchat sends messages via Bluetooth Low Energy (BLE) mesh network, which means a shutdown of phone cells and internet providers during protests doesn't affect them. Nostr ensures global communication, once you get access back.

Android Infotech

What is Bitchat and How It Works Without Internet: Features, Limitations, and Jack Dorsey’s Vision - Android Infotech (November 2026)

Discover Bitchat, a decentralized messaging app by Jack Dorsey that works offline using BLE mesh, no internet or phone needed.