Hai, am akhil from kerala, am one of the first customer of jio. am using it from last 7 months.i am fully satisfied with there service. they give good speed for 4g in my area. it varies from 40 mbps to 50 mbps . also it had improved a lot in their call facility.if anyone ask me about jio I will surealy recommend you to port to jio and enjoy your free benefit till june 2017 without any warries
thank you