🏆 The #1 QR & Barcode Platform Worldwide

Professional QR Codes & Barcodes. No Tricks. No Expiry. Ever.

The world's most powerful generator — supports transparent backgrounds, custom colors, SVG & ultra-high-res PNG. Connect via our REST API to auto-generate codes from Excel, Google Sheets, or any business system. Your first code is free forever.

Explore the API →
500,000+
Codes Generated
25,000+
Happy Users
99.9%
API Uptime
5 ★
Average Rating
#000000

Everything You Need. Nothing You Don't.

Built for designers, developers, businesses, and anyone who refuses to settle for less.

🔒

Codes That Never Expire

Other platforms secretly expire your QR codes after 14–30 days. Ours are permanent. Pay once, own forever. No subscription trap.

🎨

Full Color & Transparency Control

Pick any code and background color, or go fully transparent. Perfect for overlaying on branded packaging, merchandise, and print materials.

🖨️

Ultra Print-Ready Quality

Export 1024px PNG for billboard-size printing or scalable SVG that looks sharp at any size — from a business card to a wall mural.

REST API for Developers & Teams

Auto-generate thousands of QR codes or barcodes on Excel, Google Sheets, ERP systems, or any platform in seconds. The API supports all customization options.

📦

Barcode Generation Built-In

Generate industry-standard CODE128 barcodes for retail, logistics, and inventory — with full color, size, and transparency control.

Live Preview. Instant Download.

See your code update in real time as you type. One click downloads your production-ready file — no waiting, no extra steps.

REST API

Auto-Generate Thousands of Codes from Excel, ERP, or Any System

A simple HTTP call is all it takes. Send your data, receive a ready-to-use QR or barcode image — at your exact size, color, and transparency. Perfect for inventory labels, restaurant menus, employee badges, and product packaging at scale.

✓ Excel & Google Sheets ✓ ERP, CRM, Any System ✓ Transparent BG ✓ 100 req/day free
# Example API call
GET https://ultdtc.com/api
  ?api_key=YOUR_KEY
  &data=Hello+World
  &type=qr
  &color=1a1aff
  &transparent=1
  &width=20
  &output=image
# Response: transparent PNG, ready instantly
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Trusted by thousands of businesses worldwide. Join the platform that puts you in control.

Stop settling for codes that expire or look generic.

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