GTIN Validator & Check Digit Calculator

Easily verify and calculate check digits for all major Global Trade Item Numbers (GTINs) with our all-in-one validation tool. This versatile solution supports GTIN-8, GTIN-12, GTIN-13, and GTIN-14, and is designed to ensure your barcode numbers are both accurate and industry-compliant.

Our tool not only checks the validity of your codes but can also generate the correct check digit when needed. It intelligently recognizes and supports various barcode standards, including ISBN, ISSN, UPC, EAN, and ITF formats.

GTIN Formats

 

GTIN-8 (EAN-8)

  • Ideal for small products with limited labeling space

  • 8-digit barcode

  • Common on compact packaging and consumer goods

  • Example: 96385074

GTIN-12 (UPC-A)

  • Standard format in the U.S. and Canada

  • 12-digit barcode widely used in retail

  • Primary identifier for North American consumer products

  • Example: 701197200005

GTIN-13 (EAN-13)

  • Global standard for product identification

  • 13-digit code used across international markets

  • Example: 0701197200005

GTIN-14 (ITF-14)

  • Used for grouping products (e.g., cartons, cases, pallets)

  • 14-digit code derived from a GTIN-13

  • Common in logistics and bulk shipping

  • Larger retailers will often request these
  • Example: 10701197200002

Products with Barcodes in hypermarket

ISBN (International Standard Book Number)

  • Identifies books and similar publications

  • ISBN-13 follows the GTIN-13 format

  • Issued by national or regional ISBN agencies

  • Example: 978-3-16-148410-0

ISSN (International Standard Serial Number)

  • 8-digit identifier for serial publications (e.g., magazines, journals)

  • Assigned by designated authorities in each country

  • Example: 0317-8471