I think all Indian are using jio almost all but not all some people don’t like jio because jio do not provide very nice speed. Jio always say jio 4g Life jio 4g life but it doesn’t provide speed like 4g so some people don’t like jio but jio is a Indian company and it provides unlimited data but the speed is 128kbps if we want more speed we need to recharge of 399