I’m using tata docomo for more then 5 years now and it is good abd all the plans charges are less then other oprators and I use 3g data by recharging of 2g by changing settings. It give good network in the local area but when I m out some where it does nit give that type of performance bit if I see overall it is kink if good and it charges less if compared to others . They also give many thypes of offers too