India's Reliance Jio, which deployed the country's largest 4G-only network last year, has announced that it crossed 100 million in the 170 days since its launch. Customers have since then used more than an exabyte (1000 petabytes) of data every month. This is because Jio has had free 4G data since launch, which was initially truly unlimited, then capped to 4GB per day and now down to 1GB per day. This is part of the Jio New Year Offer, which is valid till March 31, 2017, which provided users with free 4G data. Jio has already announced tariff plans that will come into effect from...
Source: http://www.gsmarena.com/reliance_jio_crosses_100_million_subscribers_announces_new_plan_for_prime_members-news-23544.php