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Credit Card Validator
Validate credit card numbers
Note: This tool only validates card number format using the Luhn algorithm. It does not verify if the card is active or has funds. Never use real card numbers for testing.
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What is Credit Card Validator?
Validate credit card numbers using the Luhn algorithm. Detects card type (Visa, Mastercard, American Express, etc.). Note: This only validates format, not if the card is active.
Frequently Asked Questions
Is this tool free to use?
Yes, Credit Card Validator is completely free. No registration required.
Is my data secure?
All processing happens in your browser. Your data never leaves your device.