Credit Card Generator
For Testing Purposes Only
Generate valid-looking test credit card numbers for payment form testing, database population, and development environments. All numbers pass Luhn validation but cannot be used for real transactions. 100% client-side - no data is transmitted.
Testing Only: These numbers are algorithmically generated for testing purposes. They cannot be used for real purchases and attempting to do so may be illegal.
Generator Configuration
Card Preview
Common Use Cases
Payment Gateway Testing
Test payment form validation, error handling, and integration with payment processors using realistic test data.
Form Validation
Verify that checkout forms properly validate card numbers, expiration dates, and CVV codes.
Database Testing
Populate test environments with realistic card data formats to evaluate storage and encryption.
Fraud Detection Testing
Evaluate how fraud prevention systems detect and handle suspicious card patterns.
Training & Demos
Demonstrate payment flows and train employees without exposing real cardholder data.
PCI-DSS Compliance
Use simulated data to verify systems meet regulatory and security requirements.
Card Type Reference
| Card Type | Prefix (IIN/BIN) | Length | CVV Length |
|---|---|---|---|
| Visa | 4 | 16 digits | 3 digits |
| Mastercard | 51-55, 2221-2720 | 16 digits | 3 digits |
| American Express | 34, 37 | 15 digits | 4 digits |
| Discover | 6011, 644-649, 65 | 16 digits | 3 digits |
| JCB | 3528-3589 | 16 digits | 3 digits |
Frequently Asked Questions
Why We Built This Credit Card Generator
Payment system development requires realistic test data that passes validation without exposing real financial information. Developers often struggle to find test card numbers that work correctly with form validators, payment gateway sandboxes, and database testing scenarios. Using real card numbers - even your own - poses security risks and violates PCI-DSS compliance requirements for many testing environments. This credit card generator solves these problems by providing valid-looking test data that passes Luhn checksum validation while being completely safe to use in development and testing environments.
Our tool goes beyond simple number generation by offering complete test profiles including cardholder names, billing addresses, and CVV codes - all the data points required for comprehensive payment form testing. Whether you are building an e-commerce checkout flow, testing fraud detection algorithms, training customer service representatives, or validating PCI-DSS compliance, RJL.io's Credit Card Generator provides the realistic test data you need. The multiple export formats (Text, JSON, CSV, XML) ensure compatibility with any testing framework or data import requirement.
Built with developers in mind, this tool runs entirely client-side with no server communication - your generated test data never leaves your browser. This makes it suitable for use in secure development environments and ensures complete privacy. Every card number is generated using proper IIN (Issuer Identification Number) prefixes and passes the industry-standard Luhn algorithm check, making them indistinguishable from real card numbers in form validation scenarios.
This Credit Card Generator is part of RJL.io's suite of free test data generators. Need billing addresses? Try our Address Generator for complete US addresses and profiles. Testing APIs with unique IDs? Our UUID Generator supports all RFC4122 versions. Need network test data? Check our IP Address Generator for IPv4 and IPv6 addresses. Every tool is 100% client-side, works offline, and respects your privacy.