v2.0 is Live: Faster Rendering Engine

Stop paying per label.
Unlimited ZPL Conversions.

The modern API to convert HTML & Images to ZPL for Zebra printers. Pixel-perfect precision for Make, Zapier, and Node.js. Flat rate pricing. No hidden fees.

Start Unlimited Plan ($19/mo) Read the Docs
Request (JSON)
Response (ZPL)
{
  "html": "<div style='font-weight:bold; font-size:40px;'>\n  SHIPPING LABEL\n</div>\n<img src='https://logo.com/img.png' />",
  "widthInches": 4,
  "heightInches": 6,
  "dpi": 203
}
200 OK 
^XA
^FO50,50^A0N,50,50^FDSHIPPING LABEL^FS
^FO50,120^GFA,1420,1420,20...
^XZ

// Ready to send to port 9100

Conversion time 142ms

Why we are the superior choice

Don't get trapped by meter-based pricing.

HtmlToZpl.com

$25 / mo
  • ✕ Capped at 1,000 labels
  • ✕ $0.015 per extra label
  • ✓ Standard Support
Best Value

ZPL API (Us)

$19 / mo
  • ✓ UNLIMITED Labels
  • ✓ No overage fees
  • ✓ Priority Support
  • ✓ High-Res Dithering
Switch & Save

Enterprise APIs

$100+ / mo
  • ✓ Unlimited Labels
  • ✕ Complex Sales Process
  • ✕ Setup Fees

Blazing Fast

Built on Docker & Puppeteer with optimized caching. Conversions happen in milliseconds.

Pixel Perfect

Advanced dithering algorithms ensure your images and logos look crisp on 203dpi thermal printers.

Secure & Private

We are a pass-through API. We do not store your HTML or shipping data. Your privacy is guaranteed.