Credit Card Generator

What is a Credit Card Generator?

Generate Luhn-algorithm valid TEST credit card numbers (Visa, Mastercard, American Express, Discover) complete with random future expiration dates and 3/4-digit CVV codes for payment gateway testing (Stripe, PayPal test mode).

Why Use This Tool?

  • Payment Gateway QA Testing: Test credit card checkout forms and validation logic in Stripe, Braintree, or PayPal sandbox environments.
  • Form Validation Testing: Verify input masking, Luhn checksum validation, and card brand detection (Visa vs Amex).
  • 100% Non-Real Test Cards: Safely test payment UI components without using real financial credit card details.

How to Use

  1. Select Card Brand (Visa, Mastercard, American Express, Discover).
  2. Select Quantity (e.g. `5`).
  3. Click Generate and copy test card numbers, expiry dates, and CVVs.

Real Working Example

Input:

Brand: Visa (BIN 4532) | Count: 1

Output Result:

Card Number: 4532 8912 3456 7890
Expiry Date: 08/2029
CVV: 482
Brand: Visa | Luhn Checksum: VALID (Test Card Only)

Important Technical Details & Specifications

  • Luhn (Mod 10) Checksum Algorithm: Follows ISO/IEC 7812 specifications to calculate valid Modulo 10 check digits.
  • Official BIN Prefixes: Uses official test Bank Identification Numbers (Visa `4...`, Mastercard `51-55...`, Amex `34/37...`).
  • 100% Local Generation: Numbers are generated 100% locally—these are NOT real credit cards and cannot be used for actual purchases.

Related Developer Tools

Frequently Asked Questions

Are these real credit cards that can buy things?

NO! These are fake, randomly generated numbers that satisfy the mathematical Luhn checksum for developer testing only. They cannot be used for actual transactions.

What is the Luhn algorithm (Mod 10)?

The Luhn algorithm is a simple checksum formula used to validate a variety of identification numbers, such as credit card numbers and IMEI numbers.

Can I use these test cards in Stripe Sandbox mode?

Yes, these Luhn-valid test card numbers work in payment gateway test modes (Stripe, PayPal Sandbox, Braintree).

Is it free?

Yes, 100% free.

What is the main function of Credit Card Generator?

Generate Luhn-valid TEST credit card numbers (Visa, Mastercard, Amex, Discover) with expiry dates and CVV for software testing. This tool generates Luhn-valid test card numbers for payment-form and payment-gateway testing.

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