Are there any charges for transactions done via UPI? Updated August 13, 2018 21:30 Follow No, there are no transaction charges for transactions done via UPI on Truecaller Pay. It is free. Related articles How do I set the UPI PIN for my bank account from Truecaller Pay? What is Truecaller Payments? What is a UPI ID? Truedialer, Truemessenger & Truecaller has stopped working? How do I change my UPI PIN? Comments 0 comments Please sign in to leave a comment.