QQ, short for Tencent QQ, is an instant messaging (IM) software based on the Internet.
At present, QQ has covered Microsoft Windows, macOS, Android, iOS, Windows Phone, Linux and other mainstream platforms.
Its symbol is a little penguin wearing a red scarf. Tencent QQ supports online chat, video call, point-to-point breakpoint continuous transmission, file sharing, network hard disk, custom panel, QQ mailbox and other functions, and can connect various communication terminals.