Features:

. Turbo User Interface
. Lots of settings for filters(tabs)
. Sorting Hiding Turning off accounts
. Special contacts
. Showing contacts' changes
. Download Manager
. Bookmark messages
. Go to the first message in a chat
. Locking and Hiding chats
. Lock sending
. Changing background of a chat individually
. Forwarding messages without quoting
. Confirmation sending/forwarding stuff
. Confirmation making telegram calls
. Edit and repost (Forward with pre-editing)
. Painting option to send paint
. Option to convert photo to sticker
. Option to convert video to round video
. Voice changer
. Copy parts of a text message
. Supporting 10 accounts
. Lots of storage settings
. Getting toast notifications for contacts' activities

and many other extra features...