I am using idea network since2013 this network very good, having lot of offers, according to network coverage this network better than others in my taught because when we wnet to trekking on the top of hill also idea network are working we ware wondering and now I am using best offer in idea unlimited calls, providing4g internet in India and also giving education to poor people by idea internet, I used many network s but idea is best and many roaming offers but one thing please remove the roaming charges and please bring5g internet to India , jai hind