Telegram is a cloud-based instant messaging app that allows users to send text messages, voice messages, multimedia files, and conduct voice and video calls. It was created by Pavel Durov and his brother Nikolai, and it was launched in 2013. Telegram gained popularity for its focus on privacy and security features, such as end-to-end encryption for secret chats, self-destructing messages, and the ability to create encrypted group chats.
In addition to its emphasis on privacy, Telegram also supports large group chats, channels for broadcasting messages to a wide audience, and the ability to share files of various types. It is available on multiple platforms, including iOS, Android, and desktop operating systems, making it a versatile messaging application for users around the world.