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GTIN / EAN Validator

Check one or more GTIN, EAN or UPC codes. Find length and check-digit errors and understand exactly what is wrong.

Paste one code or up to 100 codes. Spaces and hyphens are ignored.

Enter a GTIN, EAN or UPC.

Privacy: Codes are processed only for this check and are not stored.

Learn about GTIN and EAN

Understand the formats, check digit and reliable places to find the correct code.

What is a GTIN, EAN or UPC?

Understand GTIN, EAN and UPC without jargon.

Read the guide

How to calculate a GTIN/EAN check digit

Calculate and verify a GTIN check digit step by step.

Read the guide

Where can you find a product’s GTIN or EAN?

Find the correct product identifier without guessing.

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What this validation can and cannot prove

A correct length and checksum make a code structurally valid. They do not prove that it was issued or assigned to this product.

Check with Verified by GS1