Use APKPure App
Get DeepLink UPI Module old version APK for Android
यह आवेदन कैसे UPI Deeplinking Android के साथ काम करता है पता चलता
This application shows how UPI Deeplinking works with Android.
You can find the full code to deeplink the UPI for accespting payment in your android application at the following GitHub Location: https://github.com/ShahMalavS/UPI-DeepLinked.
Benefit of using UPI is you will not need to give the commission to any payment gateways.