Which all merchants can I pay using Truecaller pay? Updated June 13, 2018 06:29 Follow Any merchant where you see a UPI QR code is eligible to accept payment from Truecaller Pay Related articles How do I pay using TruecallerPay on online websites? Does Truecaller access SMS content on iOS? What is the difference between free & paid version? How do I Pay using QR code? Can I use the same UPI PIN on Truecaller Pay, which I use on other UPI app? Comments 0 comments Please sign in to leave a comment.