I am using a jio sim. This is one of good network in India and intranet free and voice call free and video call free and massage to all free and high speed Internet and reliance jio is India best mobile operator of company and fast time in my life any mobile network offers us free data and calling and daily 1 gb unlimited 4g data free and 4g mobile handset jio sim supported and 3g mobile handset supported but 1 and to app download for supported 3g mobile my place jio speed 7mb/s any network is bad network but jio is good network. I love you jio.