Jio is best network ever because it gives free data- calls and sms it's speed is good all people have right to buy jio Sim for free this is only for testing the network in India so they give free data and all I really like it they give 4gb 4G data for one day daily after 4G they will give speed of 128kbps it is good jio fails the airtel, idea, and Vodafone company