This free application allows you to check your card number and specify the type of the card. The algorithm used to process the Luhn algorithm or Luhn formula, also known as the "modulus 10" or "mod 10" algorithm, is a simple checksum formula used to validate a variety of identification numbers, such as credit card numbers, IMEI numbers, National Provider Identifier numbers in US and Canadian Social Insurance Numbers

This application does not collect, store and especially will not send entered card number.