Highlights : About Telegram

Video Content

Multi-Channel Communication

Batch Communications

Chat / Messaging

On-Demand Communications
Product Details
Features
Instant messaging
SSL security
Collaboration tools
Document distribution
Multi-channel communication
Contact management
Search functionality
Graphical user interface
Website integration
Multiple protocol support
Data synchronization
Secure data storage
Multi-language
Password management
Animated GIFs
Benefits
Telegram messenger
Telegram messenger is a free, cloud-based messaging solution with a native app for every platform across web, mobile (iOS, Android, Windows Phone), macOS, Windows, Linux (32 & 64-bit) with a focus on security and speed of performance.
Contact other users via existing phone contacts
Contact other users via existing phone contacts or by creating and searching public usernames, reaching out to new individual contacts or groups via SMS invites or by sharing a t.me/username link that can be used to conduct chats without a exchanging phone numbers.
Telegram supports voice calls
Telegram supports voice calls and also the sending of messages, photos, videos and files of any format, while messages and conversations synchronize automatically across any number of installed Telegram apps across phones, tablets or computers.
Telegram Widgets
Telegram Widgets are embeddable widgets for website integration including "Post Widget" for embedding messages from public groups and channel, plus "Login Widget" for authorizing users via a Telegram bot linked to the domain.
Telegram API and Telegram Database Library (TDLib)
Two APIs are freely available for developers including a Bot API for building programs that use Telegram messages for an interface, along with the Telegram API and Telegram Database Library (TDLib) that support the creation of custom clients.