Barcode Generator

Make Code 128, EAN-13, UPC-A and four more barcode types, with check digits added.

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Encoded

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Check digit

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Width

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Design and download

Check digit

Characters

Scanner contrast

Printed width

Wider bars scan more easily on cheap printers.

Bar width px per module2 Bar height px90 Text size px16

Show the text under the bars Keep the quiet zone (blank sides)

Black or dark blue bars on white are the safest choice.

Bars Background

Transparent background (SVG and PNG)

Settings that only some barcode types have.

Add a mod 43 check character (only if your system expects it) Bearer bars above and below, as usual on cartons

Nothing extra to set for this type. Check digits are handled for you.

Waiting for data

PNG and JPG resolution

Print at 100% scale and scan a test label before printing many.