Online QR Code Scanner
Scan any QR code directly from your browser. Use your webcam or upload an image file. Instantly decode URLs, text, and contact information.
Upload a QR code image or use your camera to scan
Supported QR Code Types
- URLs and website links
- Plain text content
- Email addresses and mailto links
- Phone numbers
- vCard contact information
- WiFi network credentials
- SMS messages
Note: This is a demo implementation. For production use, integrate a QR scanning library like @zxing/library or @ericblade/quagga2 for browser-based decoding.
How it works
Choose between uploading a QR code image or using your device camera. For image upload, select any image file containing a QR code - screenshots, photos, or downloaded images all work.
For camera scanning, grant camera permission when prompted. Position the QR code within the frame. The scanner automatically detects and decodes when the code is clearly visible.
Supported QR code content:
- URLs: Website links that open in browser
- Text: Plain text messages
- Email: Email addresses and mailto links
- Phone: Phone numbers for calling
- vCard: Contact information
- WiFi: Network credentials
- SMS: Text message content
Once decoded, the content displays with its detected type. Copy the result to clipboard or click to open URLs directly. Scan another code anytime.
When You'd Actually Use This
Checking QR codes before sharing
Created a QR code for your business? Scan it to verify it works correctly before printing thousands of copies. Catch typos and broken links early.
Accessing QR content on desktop
Found a QR code in an email or document on your computer? Upload the image to scan it without pulling out your phone. Faster workflow.
Investigating suspicious QR codes
Received a QR code from an unknown source? Scan it safely to see the destination before visiting. Verify it's not a phishing attempt.
Extracting contact information
Someone shared a vCard QR code? Scan to extract the contact details. Copy the information or save it to your contacts manually.
Testing QR code campaigns
Marketing team launched a QR campaign? Test all the codes to ensure they point to the right landing pages. Quality assurance before launch.
Learning from QR code examples
Studying QR code implementations? Scan various codes to see how different businesses use them. Gather inspiration for your own projects.
What to Know Before Using
Camera requires browser permission.Your browser will ask for camera access. This is required for live scanning. The camera feed stays in your browser - no video is recorded or transmitted.
Image quality affects scanning.Blurry, dark, or angled QR codes may not scan. Ensure good lighting and a clear, straight image for best results.
Some QR codes require apps.Special QR codes for apps like WhatsApp or specific services may need those apps installed to work properly after scanning.
Damaged codes may not scan.Scratched, torn, or partially obscured QR codes might not decode. The error correction has limits.
Security tip: Never scan QR codes from untrusted sources without checking the destination first. This tool shows you the URL before you visit it.
Common Questions
Is this scanner free to use?
Yes, completely free with no limits. Scan as many QR codes as you need. No registration or download required.
Does it work on mobile devices?
Yes, works on any device with a camera and modern browser. iOS Safari, Android Chrome, and desktop browsers all supported.
What image formats are supported?
Common formats like JPG, PNG, GIF, and WebP work. Most screenshots and photos will scan successfully.
Can it scan multiple QR codes at once?
This scanner decodes one QR code at a time. For images with multiple codes, it will find the most prominent one.
Is my data private?
Yes, scanning happens in your browser. Images aren't uploaded to servers. Your scanned content stays on your device.
Why isn't my QR code scanning?
Check that the code is clear, well-lit, and not damaged. Try adjusting distance or angle. For images, ensure the QR code is fully visible.
Can I scan QR codes from videos?
Take a screenshot of the video frame with the QR code, then upload the image. Live video scanning works through the camera option.
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