Picture this. You’re buying a few things from a local vendor. They tell you the final amount after adding everything on their side. Nothing wrong with that, but you still want to double-check before…

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Paytm solved a common friction point in payment flows by adding a plus button directly to the amount entry screen, eliminating the need to switch between apps for calculations. The case study demonstrates how identifying micro-frictions in user behavior and addressing them with minimal interface changes can significantly improve user experience. The article explores potential extensions of this concept and emphasizes the importance of observing where users pause or break their workflow.

How India’s Largest Payment App Fixed a Problem with Just a Plus Button

A masterclass in micro-UX for designers who want to find and fix invisible friction

The bigger lesson for UX and product designers

Nice change but the article claims this is not an extra feature, but in my opinion adding a plus button absolutely is a (small) feature!

That’s a good idea! However, I personally don’t find myself using it very often because the calculations usually happen on the vendor’s side, and the final amount is already known. So, the plus button feels like something I might rarely need in real life, but I appreciate the concept!

NIce Feature. It will help in payment contribution.

It looks like it provides some freedom and I’m all for that 👍. That being said, I have never ever needed this. The few times I’m interested in the individual pricing of a larger total, I check the receipt, that’s what it’s there for 🤷.

When I found out that the calculator works directly in Revolut, it was a game changer for me