WeChat is a versatile messaging and social media app developed by Tencent. Launched in 2011, it has grown to become one of the most popular apps in China, offering features like text messaging, voice and video calls, and social networking through Moments. In addition to personal communication, WeChat serves as a platform for businesses and services, allowing users to make payments, book appointments, and access various services through mini-programs. Its all-in-one functionality has made it an essential tool for daily life in China and beyond.