QR Code Scanner Online: Scan QR Codes From Your Computer
No phone? No problem. You can scan QR codes directly from your browser — upload an image, screenshot, or PDF, or use your webcam to scan a physical code. No app, no download, no account required.
How to scan a QR code on a computer
Take a screenshot or save an image containing the QR code → open a QR code scanner online → upload the image → the scanner decodes the QR code instantly.
Open a webcam-based QR scanner → allow camera access → hold the physical QR code in front of your webcam → the scanner reads it in real time.
Take a screenshot of the PDF page with the QR code → upload the screenshot to an online scanner. Or: right-click the QR image in Adobe Reader → copy image → paste into the scanner.
If the QR code is in an email, right-click the image → save as → upload to the online scanner. Or take a screenshot of the email and upload that.
Why you might need to scan a QR code from a computer
- ✓Testing a QR code you just created before printing it
- ✓Verifying the content of a QR code received in a document or email
- ✓Checking a QR code in a PDF without a phone nearby
- ✓Scanning a QR code from a screen recording or presentation
- ✓Debugging a QR code that isn't scanning correctly on a phone
Common questions
Can I scan a QR code on my computer?
Yes — you can scan QR codes on a PC or Mac by uploading an image of the QR code to an online scanner, or by using your webcam to scan a physical QR code. No app or extension required.
How do I scan a QR code from a screenshot?
Take a screenshot containing the QR code, then upload it to an online QR code scanner. The scanner reads the QR code from the image and shows the encoded content.
Can I scan a QR code from a PDF on my computer?
Yes — take a screenshot of the PDF page containing the QR code, then upload the screenshot to an online QR code scanner. Alternatively, on most systems you can right-click a QR code image in a PDF and scan it directly.
Why would I need to scan a QR code on a computer?
Common reasons: checking that a QR code you created is correct, scanning a QR code that arrived in an email or document, testing QR codes before printing, or scanning a code from a screenshot or screen recording.