CC Check - Credit Card Validation Utility

CC Check is a lightweight, menu bar applet to help busy users verify credit/bank card numbers on the fly.  No internet connection required. CC Check users the Luhn algorithm and can verify the following card issuers:
- Visa
- MasterCard
- Discover
- American Express
- Diner Club
- Maestro
- JCB
- and more!

Save yourself time and peace of mind with CC Check!


Disclaimer:  This is a very simple test and cannot verify that valid card numbers are active or have actually been issued by a bank or credit card agency.