There are several ways to integrate Klarna's services. You can use our APIs or our supported open source SDKs to help you integrate Klarna in your store. We strive to offer the easiest implementation of all payment methods on the market. In other words, by choosing Klarna Checkout you will not only increase your conversion, you will also get the simplest possible implementation.

Web & Mobile

Klarna Checkout performs equally well on all platforms and devices. It’s fully responsive and we continuously test it on all popular browsers and operative systems, making sure that your conversion is always as high as it can be.