Idea Cellular is an Indian mobile network operator based in Mumbai, Maharashtra. Idea is a pan-India integrated GSM operator offering 2G,3G and 4G mobile services. Idea is India’s third largest mobile operator by subscriber base. Idea has 182 million subscribers as of 31 December 2015. Idea strengthened its customer base after the launch of MNP in India. As per information available in the public domain, Idea leads the net port ins and is ahead of both Airtel and Vodafone in gaining from Mobile Number Portability.

Idea competes with other major mobile operators including Airtel, Vodafone, BSNL, Reliance Communications, Aircel, Uninor and Tata DoCoMo. While Idea competed very closely with the then smaller operators like Reliance Communications, BSNL, Tata, Aircel in circa 2006-07, as of 31 Dec 2015, Idea has gone far ahead of the rest of these competitors clocking a Revenue Market Share of over 18.5% while the rest remain below 9%. Over the last 3 years, Idea has cornered an incremental Revenue Market Share of 33% giving tough competition to market leaders Airtel and Vodafone by earning 1/3rd of the incremental market - way above its fair share of the market.