Reliance jio was announced in mid of August and im using this sim from september, the one of the best thing of this network that is its free of cost as well as reliance jio announced the jiofi which is portable and compact in size, the battery back is just amazing and the look of this product is very good, it is one of the best network I ever used in my entire life, everything is free of cost, The 4g internet snd the calling.