QR Code Generator
Create QR codes from any text or URL. Download as PNG. No server, no API, no watermark.
About This Tool
Welcome to the DevKit4You QR Code Generator — a fast, lightweight, and privacy-focused tool for creating QR codes directly in your browser. Whether you want to share a website, text, contact information, or any custom data, this tool lets you generate high-quality QR codes instantly without requiring sign-ups, APIs, or server processing.
Our generator is designed for simplicity and speed. Just enter your content, choose the QR size and error correction level, then generate and download your QR code as a PNG image in seconds. Unlike many online QR tools, DevKit4You processes everything locally in your browser — your content never leaves your device.
How to Use
Type or paste a URL, plain text, contact info, email, phone number, or any custom string into the input field. The content counter shows how much of the 500-character limit you've used.
Choose the reliability level that fits your use case: L for smaller codes, M for balanced usage, Q or H when the code may be printed, scratched, or partially covered. Higher levels produce slightly larger codes but are more robust.
Select the output image size: 128px for small digital use, 200–300px for sharing on screen, 400px or higher for printing, posters, and presentations.
Click GENERATE QR to instantly create your code. Then click Download PNG to save it, or Copy Data URL to embed it directly in HTML or CSS. Scan with any QR app or phone camera to verify it works correctly before distributing.
Key Capabilities
Four levels of error correction — L (7%), M (15%), Q (25%), H (30%) — let you choose the right balance between code density and scan reliability. Use H when the code may be printed on rough surfaces, resized, or partially obscured by a logo.
Generate QR codes at 128px for inline digital use, up to 400px for print-ready output. Larger sizes produce cleaner scans when printed on posters, stickers, product labels, or presentation slides.
Download your QR code as a clean, transparent-background PNG with no watermarks or branding. The file is generated entirely in your browser and saved directly to your device.
Encode URLs, plain text, emails (mailto:), phone numbers (tel:), Wi-Fi credentials (WIFI:), vCards, SMS messages, app links, and any custom string up to 500 characters.
Error Correction Levels Explained
QR codes use Reed-Solomon error correction to remain scannable even when part of the code is damaged, dirty, or obscured. The higher the level, the more redundant data is stored — which makes the code larger but more resilient.
| Level | Recovery Capacity | Best For |
|---|---|---|
| L | Up to 7% damage | Digital screens, clean environments |
| M | Up to 15% damage | General use (default) |
| Q | Up to 25% damage | Industrial use, printed labels |
| H | Up to 30% damage | Logos embedded, rough surfaces, outdoor print |
Privacy & Transparency
All QR code generation happens locally in your browser using client-side JavaScript. Your content is never transmitted to any server — not even for analytics.
We do not store generated QR content, URLs, text inputs, or download history. Nothing you enter is retained after you close the page.
The tool works without third-party QR generation services or remote API calls. The QR library is loaded once from a CDN and runs entirely offline after that.
What you enter is exactly what gets encoded. No hidden processing, modifications, URL shortening, or data collection of any kind.
🔒 Safe & Secure
QR generation runs entirely in your browser. Your content never leaves your device. No server contact, no account required, no data stored.
✅ Completely Free
Our tool is free to use with no limits, no watermarks, and no signup. Generate and download as many QR codes as you need — instantly.