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Cardu Support
Customer support is available at support@cardu.com on weekdays 8-16. We are here to help you with your application related or other issues. We are happy to receive any suggestions and wishes for new cards and service providers.
Frequently asked questions
Frequently asked questions is a collection of Cardu related questions and answers. If you don’t find an answer to your question, send it to us at customer support support@cardu.com.