Practical barcode help
Barcode guides & help.
Choose a barcode type with confidence, solve common scanning problems, and prepare labels that work in the real world.
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Clear answers for common barcode questions.
Which barcode type should I use?
Compare CODE 128, CODE 39, UPC, EAN, ITF, and Codabar by the jobs they are designed to handle.
Compare barcode types →Barcode not scanning?
Work through the most common problems with size, quiet zones, contrast, print quality, data, and scanners.
Troubleshoot a barcode →Barcode size & printing guide
Plan label dimensions, preserve proportions, choose practical print resolution, and test before a long run.
Prepare labels for print →UPC, EAN & GS1 explained
Understand retail barcode symbols, GTINs, and why creating artwork is different from obtaining a product identifier.
Understand retail identifiers →Ready to create?
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Your values stay in your browser during barcode generation.