Check Digit Information

This Check Digit Calculator is provided as a free service by Barcode Solutions Online.

   

Calculate the check digit

The symbol "Na" in the check digit area indicates that something other than numbers have been used and it is not valid.


Calculate EAN-8 Check Digit


Type in the first 7 digits for EAN-8 and the check digit if known

Only numbers can be used in the empty fields.

Calculate EAN-13 Check Digit


Type in the first 12 digits for EAN-13 and the check digit if known

Only numbers can be used in the empty fields.

Calculate UPC-A Check Digit


Type in the first 11 digits for UPC-A and the check digit if known

Only numbers can be used in the empty fields.

Calculate TradeUnit Check Digit


Type in the first 13 digits for TradeUnit and the check digit if known

Only numbers can be used in the empty fields.

 

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