Idea is tge number 1 cellular company in India. I have became a fan of Idea because of the superfast internet speed and and cheaper tarifs than other telecom companies. The idea is the real open network for 4G becoz it have the large coverage even in that areas where other telecom copanies have not 3G coverage.The costomer support of idea is very reliable becoz it has many customer headquartes in whole india with an countless number of custor service centers. I am very happy with ideas great service and have 4 simcards full woth data and recomend all to buy idea 4G sim.