Idea cellular ( commonly reffered to as simply idea and stylised as idea ) is an indian mobile network operator based in Mumbai , Maharashtra . Idea is an pan - India integrated GSM operator offering 2g 3g and 4g mobile services . Idea is India’s third largest mobile operator by subscriber base, after Vodafone india . Idea has 182 million subscriber as of 31 December 2015.
During its inception in 1995 , Scotia birla group , Tata group and AT& T wireless each held one third equity in the company . So it is good mobile network operator. I like it . And I also recommend you to us it