Do I need a webcam to use this tool?
No! This tool specifically reads QR codes from image files (like screenshots or downloaded pictures). You just upload or paste the image.
QR Code Reader helps you decode any QR code image directly in your web browser. Whether you have a screenshot of a QR code on your computer, or you downloaded an image containing a barcode, this tool instantly extracts the encoded text or URL without needing to use your smartphone camera.
This tool uses advanced image processing and the jsQR library to locate and decode standard 2D QR codes within an image. It reads the image data onto an invisible HTML5 canvas, scans for the finder patterns (the three large squares), and translates the matrix of dark and light modules back into the original raw data string.
No! This tool specifically reads QR codes from image files (like screenshots or downloaded pictures). You just upload or paste the image.
No. The image scanning and decoding happens entirely in your web browser using JavaScript. No images or data are ever sent to a remote server.
The QR code might be too blurry, too small, heavily distorted, or not have enough contrast. Try providing a clearer, higher-resolution crop of the QR code.
Yes, the scanning algorithm includes fallback attempts to read inverted (white squares on black background) QR codes automatically.
Tool workspace
Free QR Code Reader online — easily upload, drag and drop, or paste a QR code image to scan and extract its data instantly. 100% private in-browser decoding.
Input
QR Code Image Upload
Output
https://example.com