WhatsApp is a popular messaging app that allows users to send text messages, make voice and video calls, and share media files with individuals or groups.
Messenger: Another messaging app similar to WhatsApp that allows users to send messages, make calls, and share media.
Telegram: A messaging app that focuses on privacy and security features while offering similar functionalities as WhatsApp.
WeChat: A popular messaging app in China that not only allows communication but also offers additional services like mobile payments and social networking.