1, Momo: It is a mobile social tool based on geographical location. You can meet strangers in any range around you through Momo, check their personal information and location, and send short messages, voice, photos and accurate geographical location for free.

2. WeChat: used by more than 900 million people, it can send text messages, expressions and pictures to friends through the network, and also send files and video chats with friends, making communication more convenient. And provide a multilingual interface.

3.QQ: It is a mobile Internet application created by Tencent, which provides free multimedia communication services and facilitates users to communicate easily through voice, pictures and videos on mobile devices.

4. Netease dating app city: it is a good friend of Netease.