Payment methods

Test your integration of Klarna Payment methods in playground environment using sample payment data to ensure compliance and a reliable integration.

The following payment methods are available for testing Klarna Payments.

Direct debit

To test the direct debit payment flow from a customer's perspective, use an IBAN-format number. For example, the following sample IBAN number will work for a test store in Germany: DE1152 0513 7351 2071 0131.

This section only applies to:

In Sweden, use the following sample Personal number: 19770111-6050.

Credit card

To test the card payment flow from a customer's perspective, use the following card details in the loaded Klarna widget:

Credit card number:* 4111 1111 1111 1111*
CVC: 123
Expiration date: 12/28 or any other future date in MM/YY format
Card number to trigger a 3-D Secure flow: 4687388888888881

Debit card

To test the card payment flow from a customer's perspective, use the following card details in the loaded Klarna widget:

**Credit card number: **4687 3888 8888 8881
CVC: 123
Expiration date: 12/28 or any other future date in MM/YY format

This section only applies to:

In the US, use the debit card to test Financing. In addition, when prompted for a Social Security Number (SSN), use 123456789

Direct bank transfer

To test a direct bank transfer payment flow from a customer's perspective, look for Demo Bank in the loaded Klarna widget.