Obviously not. Wechat is a mobile phone chat software launched by Tencent on 201121,which can quickly send voice messages, videos, pictures and texts through the network and support multi-group chat. Users can communicate with friends through WeChat in richer forms, similar to SMS and MMS. Wechat software itself is completely free, and there is no charge for using any function. Internet traffic charges generated during WeChat are charged by network operators.