NDA notice
Some our projects are protected by NDA and thus cannot be listed here.
Other projects are below:

Completed projects using: Telegram API



TeleTracker: Monitor of user's presence in Telegram messenger

August 2017
 
C#Telegram API

Specialized telegram client "TChannels"

June - August 2017
 
C#Telegram API

Telegram Checker - checking whether phone number is registered in Telegram

June - July 2017
 
C#Telegram API

List-archive of Telegram groups

January - February 2017
 
PHPyii2C#Telegram API
All projects