QR / Barcode Reader
Read supported QR codes and barcodes from an image directly in a compatible browser without uploading the image.
Read supported QR codes and common barcodes directly from an image in the browser using the platform BarcodeDetector API when available. The image is not uploaded by this reader.
How to use this tool
Upload an accepted source file
Choose a file in one of the supported input formats. NetroDoc validates it before processing.
Choose the compatible action
Select this tool from the actions shown for your file, then start processing.
Download and review the result
Open the output and check the information, page order, readability, and file type before using it elsewhere.
What this tool does
Read supported QR codes and barcodes from an image directly in a compatible browser without uploading the image.
Browser support and supported barcode formats vary. A failed detection does not prove that an image contains no code; try a sharper crop, better contrast, or another compatible scanner for important workflows.
When this output is useful
Specific workflow
Quickly inspect a QR code, Code 128, EAN, UPC, or other browser-supported barcode from a screenshot or photo.
Review before relying on the result
Browser support and supported barcode formats vary. A failed detection does not prove that an image contains no code; try a sharper crop, better contrast, or another compatible scanner for important workflows.
Temporary processing and review
NetroDoc processes this request in temporary working storage and returns a new download. The output can retain sensitive information from the source, so inspect and handle it with the same care as the original.
Privacy →Frequently asked questions
What should I check after using this tool?
Browser support and supported barcode formats vary. A failed detection does not prove that an image contains no code; try a sharper crop, better contrast, or another compatible scanner for important workflows.
When is this output useful?
Quickly inspect a QR code, Code 128, EAN, UPC, or other browser-supported barcode from a screenshot or photo.