ToolNest.online100% Local Utility

QR Code Scanner & Reader

Scan and decode QR codes instantly in real-time using your computer webcam or by uploading image files.

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Interactive Tool Workspace

100% Client-Side Processing

Camera is inactive

Start webcam scan or upload file below

Scanner Results

Waiting for scanner input...

How to use QR Code Scanner & Reader

  1. Choose scanning method: Choose either 'Use Webcam' or 'Upload Image File'.
  2. Point camera / Upload: Grant camera permissions and align the QR code inside the viewfinder, or select a photo containing a QR code.
  3. Inspect result: Read the decoded content, copy text strings to the clipboard, or visit links directly.

Frequently Asked Questions

Q: What image formats are supported?

You can upload JPEG, PNG, WEBP, and BMP files. Make sure the QR code is centered, well-lit, and in focus for the scanner to locate it.

Q: Is camera feed shared with any server?

No. The video stream feeds frame pixels directly into a local canvas element. All calculations run strictly inside your browser sandbox.