Local History

Your QR codes are saved locally on this device and are never sent to our servers.

No QR codes saved yet.

Generate Barcodes Instantly

Create high-quality inventory tags, shipping labels, and retail codes in seconds.

Barcode Data

Visual Tuning

Show Text Value Below Code

Live Output

Comprehensive Standards

Supported Barcode Formats

Choose the right standard for your industry. From retail checkout to warehouse logistics.

CODE-128

Highly compact and versatile. Supports the full ASCII character set. Ideal for general inventory and internal tracking systems.

ITF-14

Designed for packaging levels like cartons or pallets. Uses thick borders to improve scanning accuracy on corrugated cardboard.

UPC / EAN

The global standard for point-of-sale retail. EAN-13 is used worldwide, while UPC-A is standard in North America.

BATCH_ID_4920
Factory Ready
High contrast for laser scanners

Built for Production & Logistics

Our generator creates crisp, pixel-perfect PNG files that scale beautifully for print. We don't use fuzzy raster images—our engine renders pure SVG math before converting it to high-res PNG downloads.

  • Absolute Precision: No blurry edges.
  • Custom Padding: Safe zones for thermal printers.
  • 100% Free: No subscriptions for basic generation.

Perfect for E-Commerce & Retail

Whether you are listing a new product on Amazon (FBA) or setting up your own Shopify storefront, generating UPC and EAN codes is required for global distribution.

Optical Verification & Physical Contrast Standards

ISO/IEC 15416 Barcode Print Quality Standards

Engineered to satisfy industrial verification standards for reflectance, edge contrast, and modulation.

ISO Parameter: Rmin / Rmax

Minimum Edge Contrast (ECmin)

Ensures distinct reflectance differential between bars and spaces for high-speed industrial laser scanners.

Grade: A (4.0 / 4.0 Peak Contrast)
ISO Parameter: Margin Guard

Quiet Zone Calibration

Mandatory margins on leading and trailing edges to prevent scan failures on packaging and logistics conveyors.

Padding: 10x Module Width
ISO Parameter: Modulation

Vector Mathematical Sharpness

Pure vector rendering eliminates raster blur, guaranteeing crisp thermal transfer and laser printing at any DPI.

Resolution: Infinite Vector SVG / High-Res PNG