Airtel overtakes Reliance Jio in active user market share in October amid intense fight for subscribers SECTIONS Airtel overtakes Reliance Jio in active user market share in October amid intense fight for subscribersBy Share Synopsis Vi, though, continued to suffer the most on this score, losing 1.2 million active users in October, dragging its overall active user base down to 260 million. The Indo-UK telecom joint venture between Britain’s Vodafone Plc and the Aditya Birla Group, lost 20 million active users since April this year. Agencies Trai active or visitor location register data is a key metric that reflects the actual number of customers actively using a mobile network.