WeChat is a complete mobile communication and private social networking app. Free, cross-platform, and full-featured, WeChat is the best way to keep in touch with everyone you care about. Features WECHAT OUT CALLS: Make calls to landlines and mobile around the globe at low rates (in certain regions only). • MULTIMEDIA MESSAGING: Send video, image, text, and voice messages. • GROUP CHAT & CALLS: Create group chats with up to 500 people and group video calls up to 9 people.