SumUp.io is an Android app designed to make secure payments for goods and services with your mobile device at participating SumUp merchants. The app is free to download and easy to use. With SumUp.io, you can make payments without the need for cash or physical credit cards.

To get started, simply download the SumUp Pay app, create a free account in just one minute, and you're ready to go. You can then scan the QR codes and pay with your mobile device at all participating merchants.

The payment process is quick and simple. You just need to open the camera and scan the presented QR code, enter your credit card details (on the first transaction only), confirm the payment, and you're done! With SumUp.io, you can make payments with ease and convenience, making it a great choice for anyone looking for a simple and secure way to pay for goods and services.