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QR image decoder
QR codes & barcodes //en/tools/qr-decode-upload
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Loading tool
The tool is loaded only when you open it.
All processing for this tool happens in your browser. Your input is not sent to a server.
About this tool
Choose a local image, check for QR BarcodeDetector support, then detect QR codes and show unique results.
Common uses
- Extract a QR payload from a screenshot or saved image.
- Quickly check a QR code in a browser that provides BarcodeDetector support.
How to use it
- 1.Choose a PNG, JPG, WebP, GIF, or BMP image.
- 2.Wait for the image to load and confirm QR detection support.
- 3.Run detection, then copy the result or download a text file.
Limits and notes
- The browser must provide a BarcodeDetector that supports qr_code; each image is limited to 20 MB, an 8,192-pixel longest edge, and 40 million pixels, and blurry or non-QR images may produce no result.
Frequently asked questions
Is the image uploaded?
No. The image is loaded and detected through a local browser object unless the page explicitly says otherwise.
Why does the browser report no support?
BarcodeDetector implementations and supported formats vary; use a browser that provides qr_code detection.