TamTam: Messenger, chat, calls
Odnoklassniki Ltd
TamTam-Geo
PEIXE SOFTWARE SL
Signal - 私密消息助手
Signal Foundation
twinme - 私密通信工具
twinlife
Telegram
Telegram FZ-LLC
Google 信息
Google LLC
Messenger Kids – The Messaging
Meta Platforms, Inc.
Microsoft Teams
Microsoft Corporation
LINE
LINE (LY Corporation)