Telegram Update Adds In-App Translation, Spoiler Text, Message Reaction Support
Telegram Messenger has added support for in-app translation, allowing users to read messages in their preferred language. The messaging service has also added support for spoiler text formatting on its apps, and added support for themed QR codes for users and groups with a public username. Telegram users will also be able to react to messages using emoji, similar to iMessage, Facebook Messenger, and Instagram.
Source: ndtv.com