Free Barcode Validation
GTIN validator and checkdigit calculator
Our comprehensive GTIN validator supports all major Global Trade Item Number formats including GTIN-8, GTIN-12, GTIN-13, and GTIN-14.
This powerful tool not only validates your barcode numbers but also calculates the correct check digit when needed. It automatically identifies and verifies various barcode standards including ISBN, ISSN, UPC, EAN, and ITF codes. Whether you're a retailer, manufacturer, or logistics professional, this tool ensures your product identification numbers are accurate and compliant.
Understanding GTIN Formats
We supply both GTIN-12 (UPC) and GTIN-13 (EAN) barcodes with every retail barcode order. These are your shortcut to the supermarket shelf in the Philippines and worldwide. View the main barcode types we sell below.
GTIN-8 (EAN-8)
- Used for small retail items where space is limited
- 8-digit code
- Commonly used on small consumer goods and packaging
- Example: 96385074
- The standard barcode format in North America
- 12-digit code used primarily in the United States and Canada
- Widely used in retail for product identification
- Example: 701197200005
- International standard barcode format for products sold at retail
- 13-digit code used in the Philippines and worldwide for product identification
- Example: 0701197200005
- Selling a product? Your retailers will likely ask for an ITF-14 to go on the carton cases containing your product.
- 14-digit code that can represent cases, cartons, or pallets
- Generated from an EAN-13
- Often used in logistics and supply chain management
- Example: 10701197200002
ISBN (International Standard Book Number)
- Unique identifier for books and book-like products
- ISBN-13 uses GTIN-13 format
- ISBNs are issued by a unique authority (typically a designated library) in each country. For the Philippines, see NLP.
- Example: 978-3-16-148410-0