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The standard for surcharging

Eliminate card processing fees

  • 0% net cost processing*

    You keep 100% of every credit card sale

  • Seamless surcharge compliance

    Automated compliance means that you can rest easy

  • US-based support team

    No outsourced help desks - real people, real help
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Free Month

*This offer expires at the end of August 2026.

Why businesses choose CardX

  Traditional Processors CardX by Stax
   Multiple payment channels
   Compatible hardware options
   0% net cost* credit card surcharging ❌
   Built in compliance technology ❌
   No long term contracts ❌
   U.S. based support team (real humans) ❌
   Customizable recurring billing & invoice scheduling ❌

 

*Where eligible, the credit card discount rate is offset by the surcharge
 
**Free Month Offer** Your first monthly Stax subscription fee is waived. Payment processing fees and any applicable third-party or one-time charges still apply. Standard monthly subscription fees begin after the first month. Offer available for eligible new merchants only.