QR Scanner Online
An online QR scanner that decodes an uploaded image privately in your browser — nothing uploaded — or switch to your camera anytime.
QR Scanner Online is a browser-based web developer tool on WebDevToolsBase. An online QR scanner that decodes an uploaded image privately in your browser — nothing uploaded — or switch to your camera anytime. To use it, choose a code image or explicitly start a camera scan and wait for decoded text — no signup and nothing to install.
QR Scanner Online is a free QR & Barcode Tools utility that runs entirely in your browser — nothing you enter is uploaded.
How to use QR Scanner Online
- Choose an image containing a code to scan the selected file.
- Alternatively, select Switch to camera, allow camera access, and point the camera at a supported code.
- Wait for decoded text or a scan error; Stop ends an active camera session.
- Use Copy to copy decoded text. Review any decoded URL before choosing to open it.
About this tool
QR Scanner Online decodes supported codes from an image you select or a camera session you start. Camera access requires browser permission; a successful decode is not guaranteed for every image.
The selected source is processed in your browser. Processing time and supported file sizes depend on the file and your device.
Frequently asked questions
What is QR Scanner Online for?
QR Scanner Online decodes supported codes from an image you select or a camera session you start. Camera access requires browser permission; a successful decode is not guaranteed for every image.
Is QR Scanner Online free to use?
Yes — QR Scanner Online is completely free, with no usage limits.
Is my input private in QR Scanner Online?
Yes — your input never leaves your device; QR Scanner Online does all the work in your browser.
How can I improve decoding in QR Scanner Online?
Use a sharp, well-lit image or camera view showing the complete code with clear margins. This scanner reads existing codes; it does not offer QR generation or error-correction settings.
Does QR Scanner Online work on mobile?
Yes — QR Scanner Online is just a web page and runs on any modern browser, including phones and tablets.