The competition for Unified Payments Interface (UPI) transactions is intensifying with smaller players such as Bhim, Navi and Super.Money increasing their share by 50-100% in the past six months.Data from the National Payments Corporation of India (NPCI) shows that Sachin Bansal-promoted Navi expanded its transaction base to about 500 million in August. Flipkart-backed Super.Money is processing around 250 million transactions per month, compared to 100 million by NPCI-run BHIM (Bharat Interface ...