Telegram

Overview

Telegram is a cloud-based instant messaging and voice over IP service. It is known for its speed, security, and extensive feature set, including large group chats, powerful bots, and unlimited cloud storage for media. It supports end-to-end encrypted voice and video calls and offers optional 'Secret Chats' for self-destructing messages.

Key features

• Cloud-based syncing
• Large groups (up to 200k)
• Unlimited file sharing (up to 2GB)
• Bot API
• End-to-end encrypted calls