QR Code Scanner & Decoder
Scan and decode a QR code from an image directly in your browser.
About QR Code Scanner & Decoder
Scan and decode a QR code from an image directly in your browser. NeroTool keeps this workflow simple and browser-based. Where supported, processing happens locally in your browser.
How to use this tool
Upload an image containing a QR code, then select Scan QR code. The decoded text or link appears below — review it before opening any link. Scanning requires a browser that supports the BarcodeDetector API, such as a current Chromium-based browser.
Check before you click
A QR code can encode any text, including a website link, and there is no visual way to know what it contains before it is decoded. Decoding it first and reading the destination before opening it is safer, particularly for codes found in public places or unsolicited messages.
Privacy
This tool is designed to work in your browser. NeroTool does not require an account for this workflow.
Frequently asked questions
What information can a QR code contain?
A QR code can encode plain text, a website link, contact details or other short data, depending on how it was created.
Why won't my QR code image decode?
This is usually caused by a blurry, cropped or low-contrast image; a clearer photo or screenshot generally resolves it.
Is it safe to open a link from a QR code?
It is safer to review the decoded link first and confirm it looks legitimate before opening it, especially from an unknown source.
Is my image uploaded to a server?
Processing happens in your browser where supported, so the image is not intentionally sent to a NeroTool server.