Barcode check digit calculator

‚ÄčThe last digit of a barcode number is a calculated check digit.

The check digit is calculated from all the other numbers in the barcode and ensures the integrity of your barcode number.

To convert your barcode number into a correct barcode image, we need your complete barcode sequence. To calculate the barcode check digit you can contact GS1 or use this online check digit tool:

Calculate Barcode Check Digit

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