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About QR Code Reader & Decoder
This QR code reader uses the jsQR library to decode QR codes locally in your browser. Supports both image upload and camera scanning modes.
Why choose Free QR Code Reader Online - Scan & Decode QR Codes
- Dual mode: image upload and camera scanning
- Client-side decoding: no images uploaded
- Real-time scanning: automatic QR detection in camera mode
- One-click actions: copy results or open links
- Multiple formats: PNG/JPG/WebP/GIF and more
When to use Free QR Code Reader Online - Scan & Decode QR Codes
- Read URLs and text from QR codes
- Scan WiFi configuration QR codes
- Decode vCard contact QR codes
- Verify and decode e-ticket QR codes
❓ Frequently Asked Questions
❓ Is QR code scanning safe? Will my images be uploaded?
Completely safe. This tool uses the jsQR library to decode QR codes locally in your browser. Images you upload or camera feeds never leave your device. Every operation runs on your device — Free QR Code Reader Online - Scan & Decode QR Codes and other values are never sent to a server with no data uploaded to any server.
❓ What image formats are supported?
Common image formats are supported including PNG, JPG/JPEG, WebP, GIF, BMP, etc. As long as the QR code is clearly visible in the image, it can be decoded. A resolution of at least 200×200 pixels is recommended for best results.
❓ Can I use my camera to scan?
Yes! This tool supports real-time QR code scanning via your browser camera. Click the 'Camera Scan' button, allow camera permission, and point your camera at the QR code. All video stream processing is done locally.
❓ What types of QR codes can be decoded?
Standard QR codes are supported, including those encoding plain text, URLs, vCard contacts, WiFi configurations, phone numbers, emails, and more. Uses jsQR library compatible with QR Code Model 1 and Model 2 standards.
❓ Why do some QR codes fail to decode?
Decoding may fail due to: blurry or low-resolution QR codes, partially obscured or damaged codes, insufficient error correction levels, or low contrast. Ensure the QR code is clear, centered, and well-lit in the image.