Razorpay, the B2B payments aggregator and neo-banking platform, has acquired point-of-sale (POS) machines provider Ezetap in a mix of primary and secondary transactions. With 80% stake in the parent company of Ezetap, this is Razorpay's fifth acquisition in four years. According to regulatory filings, Bengaluru-based Ezetap's early investor, Helion Ventures still has minority stake in the company.