Kunal Purohit

We’re two engineers who got fed up with loyalty points that feel… pointless. Every store, café, and airline has its own app — and most of those “rewards” just collect dust. So we built Keychain — a new kind of check-in reward system that pays real money, not fake points. Here’s how it works: Tap your phone on a Keychain tag at any partner spot in NYC Earn instant rewards you can actually use...