Messaging app Hike today said it has tied up with Airtel Payments Bank to power its mobile wallet product.Hike users will have access to the bank’s vast product line including merchant and utility payments, it added.The SoftBank-backed app, which has over 100 million registered users, saw over 30 per cent month-on-month growth for its wallet service.“Through this partnership, Airtel Payments Bank gets access to over 100M (million) users on Hike and will begin powering the Hike Wallet product,” Hike said in a statement.