Use cards as a payment options for your customers.

A credit card is a card used to pay for goods and services. Most credit cards can be used worldwide, both in business and private life and for online money transactions. It is issued by banks in cooperation with the credit card organizations in the case of Mastercard or Visa, or - in the case of Diners and American Express - directly by the card company. Credit card payments are one of the most common payment methods in Europe.

A debit card is a bank card, savings bank card or ATM card that can be used for cashless payments or cash withdrawals at ATMs. Debit cards are one of the forms of payment cards.

As a payment service provider, Unzer GmbH enables its merchants to process credit and debit card payments. For this purpose, Unzer provides front-end solutions that work according to the latest security standards.

Available in Supported currencies Redirect Refund Partial Refund Reversal Chargeback Recurring Payout Pay later Unzer Secured
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  • Payment security: Payments by card are fast, secure and trouble-free. Increased security through PCI compliance.
  • Increased customer confidence: Highest security standards when paying on the internet
  • Worldwide support

Card workflow

*The 3DS flow is described under: 3D Secure

Integration options


Quickly integrate with Unzer without any programming knowledge

Payment pages

Use pre-built, configurable all in one pages with your own mix of payment methods

UI Components

Use pre-built forms and quickly integrate with minimum work on the client side

Server side-only

Integrate with Unzer using your own payment form

Accept card with UI components

Use Unzer UI component to add Unzer Card payment to your checkout page.

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Accept Card with a server-side-only integration

Use your own UI to add Card payment to your checkout page.

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