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UPC Barcode Generator (UPC-A)

Create a UPC-A barcode from your assigned 12-digit UPC number

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COMPANIES OF ALL SIZES TRUST US

What is a UPC-A barcode?

A UPC (Universal Product Code) identifies a retail product. This UPC generator renders the 12-digit GTIN as a UPC-A barcode; it does not assign a number or register the product. A compatible checkout system uses the scanned identifier to look up product details and price. See the GS1 barcode format guide for the underlying format.

For a retail package, use the 12-digit number assigned to that exact product and variation. Compare the human-readable digits beneath the bars with your catalogue, then scan a printed sample in the receiving system. Keep the number as text in spreadsheets so a leading zero is not lost.

How to create a UPC-A barcode

Enter the data, check the symbol and test the downloaded label in the workflow where it will be scanned.

  1. Step 1

    Enter the correct data

    Enter the full 12-digit GTIN, preserving any leading zero. Compare check-digit guidance with the assigned number and the retailer's product record.

  2. Step 2

    Review the symbol and contrast

    Choose a dark foreground on a lighter background. Keep the built-in quiet zones and add padding if needed. Review the preview and resolve validation or scannability errors.

  3. Step 3

    Download and test a label

    Choose PNG, JPG, WebP, SVG, PDF or EPS. Preserve proportions and clear margins in your layout, then scan a printed sample with the intended reader and compare the returned data.

Prepare your UPC-A label for its destination

Check your data, preserve clear margins and choose the right file for your label.

Keep the label and catalogue aligned

Use the same product identifier in the barcode and retail listing. The generator checks number structure; product ownership, catalogue details and retailer acceptance must be confirmed separately.

Keep clear margins

The generator preserves required quiet zones around the symbol. Keep these areas clear in your layout, and test a printed sample at its intended size with the scanner you will use.

Choose your export format

Download SVG, PDF or EPS vectors, or PNG, JPG or WebP images. Every export is checked against the saved data; test the final print on its intended material too. Compare the six barcode download formats in our guide.

Compare barcode formats

UPC-A across catalogues and identical products

One product with the same UPC in two seller records, each using a different internal SKU.

Keep the product UPC separate from a seller's SKU

Different sellers can use their own internal SKUs for the same branded product. Those catalogue references do not replace the product's assigned UPC. Keep the UPC in the product-identifier field and each seller's SKU in its own field, so the packaging and the receiving catalogue refer to the same item.

Three identical retail products carry the same UPC-A barcode and correspond to one product record.

Use the same UPC for identical units of a product

Identical units of the same retail product can carry the same assigned UPC. The UPC identifies that product, not a unique physical item. If your workflow needs to distinguish individual units, it needs a separate serial identifier and a system that records it.

UPC-A vs UPC-E vs EAN-13

QR Code AI checks the complete UPC-A input and offers native vector files that stay sharp when placed in packaging artwork. Choose UPC-A, UPC-E or EAN-13 from the assigned product number and your retailer’s requirements. Select an icon or underlined label for details.

Format and input guidance · sources checked October 30, 2026
What to compare
UPC-A
UPC-EEAN-13

Identifier

GTIN-12

Eligible GTIN-12

Eligible GTIN-12

Eligible GTIN-12 in compressed form

GTIN-13

Editor input

12 digits

8 digits total

8 digits total

8 digits, including number system and check digit

13 digits

Packaging

Full UPC symbol

Full UPC symbol

Full UPC representation

Compact eligible UPC

Compact eligible UPC

Compact symbol for an eligible UPC

GTIN-13 retail symbol

GTIN-13 retail symbol

Retail symbol for an assigned GTIN-13

Choice check

Match product record

Match product record

Match the number to the product record

Eligibility + output

Eligibility + output

Check eligibility and scanner output

Identifier + retailer

Identifier + retailer

Confirm the identifier and retailer requirements

Save the UPC-A record in QR Code AI to find it later by search or tags and review its one-year change history. Before download, the exported image or vector artwork must decode to the saved value in the expected format, checking the file that goes into your artwork.

All complete inputs include a check digit. EAN/UPC acceptance is international, subject to the receiving retailer’s requirements; the choice is not simply US versus Europe. See GS1 US barcode-type guidance and GS1 on worldwide acceptance. QR Code AI renders the supplied identifier and does not assign it.

UPC-A barcode questions

Input, printing and saved barcode behaviour

UPC-A carries 12 digits, including the final check digit. Enter the complete number in this generator and preserve leading zeros. A spreadsheet that treats the value as a number can remove a zero that belongs in the identifier.

You can render a structurally valid number, but you should use the identifier assigned to that specific product. This tool does not sell UPC numbers, assign GTINs or guarantee acceptance by a retailer or marketplace. If your packaging needs a compact symbol, check whether the assigned number is eligible for UPC-E.

No. The barcode identifies the product. The checkout or catalogue system looks up the price and other details associated with that identifier. Updating a database price does not change the number encoded in the barcode.

Yes. QR Code AI offers SVG, PDF and EPS vector exports, plus PNG, JPG and WebP raster files. Keep the complete symbol and its blank margins in the layout. Verify a printed sample at its intended size with a compatible scanner.

A downloaded barcode contains fixed data and has no built-in expiry date. Changing a saved value requires downloading and printing a new symbol; existing copies keep their original data. These Barcodes do not provide scan analytics or editable redirects. A connected inventory or checkout system may update its own record for the same identifier. For customer-facing web links with scan analytics, consider a URL QR code and QR code tracking.

Yes. A personal account and each non-Premium Workspace can create three Barcodes. Archiving a Barcode does not free a creation slot; Premium allows additional creations. Creating, editing or downloading a Barcode does not start the seven-day trial. The trial begins with the first dynamic QR code or Smart Link in that scope. The barcode itself retains its directly encoded value when a trial ends; it has no managed redirect to keep active.

Create a UPC-A barcode for your assigned retail product number. Review the value, download your chosen format and check the label in its intended scanning workflow.