UPCGen

UPCGen is a free online barcode generator that creates valid UPC, EAN-13, ISBN, ITF-14, Code 128, FNSKU, and Data Matrix barcodes. Designed for e-commerce sellers, product manufacturers, and publishers, it solves the problem of obtaining GS1-compliant barcodes without costly subscriptions or complex software. The tool supports bulk generation up to 10,000 codes and exports in multiple formats.

What Makes UPCGen Stand Out

• Valid check digits: Every generated barcode passes GS1 standard validation, ensuring acceptance by retailers and marketplaces.
• No signup required: Generate one free barcode every 24 hours anonymously, or register for five codes daily at no cost.
• Bulk generation: Create up to 10,000 barcodes at once and export as CSV, PNG sheets, PDF, SVG, or EPS for professional printing.
• Platform-specific guides: Step-by-step tutorials for adding barcodes to Amazon, Shopify, Etsy, eBay, Walmart, and KDP listings.
• Multi-format support: Generate UPC-A, UPC-E, EAN-13, EAN-8, ISBN, ITF-14, Code 128, FNSKU, and Data Matrix codes in one place.

Who Should Use UPCGen

• E-commerce sellers on Amazon, Shopify, Etsy, eBay, and Walmart who need valid, platform-approved barcodes for product listings.
• Authors and publishers requiring ISBN barcodes for books sold through KDP or traditional retail channels.
• Small businesses and startups looking for a cost-free way to generate GS1-compliant barcodes without upfront investment.

Frequently Asked Questions

What is UPCGen?

UPCGen is a free online tool that generates barcodes including UPC, EAN, ISBN, and more. It validates check digits to ensure compatibility with major e-commerce platforms.

How does UPCGen work?

Select the barcode type, optionally enter a base number, and click generate. The tool calculates the check digit and outputs a ready-to-use barcode image. You can download it or generate in bulk.

What are the limitations of the free plan?

Anonymous users can generate one barcode every 24 hours. Free registration allows five codes per day. Unlimited generation requires a paid subscription.