Free QR Code Generator & Decoder - Create & Decode QR Codes | ToolZen
Generate and decode QR codes. Create from URLs or text, or decode from images.
Frequently Asked Questions
1. What types of content can I encode in a QR code?
You can encode URLs, plain text, WiFi credentials (with SSID and password), email addresses, phone numbers, vCards, and any other text-based content.
2. What format can I download the QR code in?
QR codes are generated as PNG images which you can download directly to your device. The image is generated at high resolution for clear scanning.
3. Is the QR code generation done locally?
Yes. All QR code generation is performed in your browser using JavaScript. Your data is never sent to any server.
Key Features
- Generate QR — Create QR codes from URLs or text
- Decode QR — Decode QR codes by uploading images or pasting image URLs
- Custom Size — Adjust QR code size with slider
- Download PNG — Save QR codes as PNG images
- URL Encoding — Auto-encodes URLs correctly
- Error Correction — High reliability with error correction
How to Use
Step 1: Choose mode
Switch between Generate (create QR codes) and Decode (read QR codes from images).
Step 2: Provide content
For Generate mode, type a URL or text. For Decode mode, upload a QR code image or paste an image URL.
Step 3: Get result
Download the generated QR as PNG, or copy the decoded text from the result panel.
Use Cases
Decode Unknown QR Codes
Found a QR code but don't know what it contains? Upload the image and decode it instantly.
Marketing
Create QR codes for promotions, business cards, and product packaging.
Verify QR Content
Decode QR codes to verify they point to the correct URL or contain the expected data.
Why Choose ToolZen?
| Feature | ToolZen | Others |
|---|---|---|
| Privacy | Client-Side | Server Upload |
| Cost | Free | Freemium |
| Signup | No | Required |
| Download | PNG | Limited |