Aaykar Setu - It's a free mobile application. It provides linkage to various services of the Income-tax Department through a single window. The Utilities of Aaykar Setu are: Ask IT - A CHATBOT provides answer to the queries raised by taxpayers in no-time. TPS Vertical - The taxpayer can locate the nearby TPS offices. Tax Tools - Provides quick tax calculation like HRA etc.Live Chat - Taxpayers can ask their queries from tax experts on live chat. TRP at your doorstep - You can locate your nearest TRP in just a click. Pay taxes online. Apply for PAN online. Tax Gyaan - A game to enable the users to learn about Income Tax by just playing a game. It's a Multiple Choice Question based game to provide knowledge to the users. The game is divided into 4 levels Beginner, Normal, Hard, and Difficult. And many more.