WhatsApp QR Code Scanner Online - Scan & Decode Codes

Scan and decode WhatsApp QR codes instantly in your browser. Easily scan contact QR codes, group invitations, or upload screenshots from your gallery. Works 100% locally and privately on all devices!

ScanApp is a free, open-source web-based QR code and barcode scanner. Scan QR codes with your webcam or upload an image file — no install, no signup, no ads. Works on Windows, macOS, Android, iOS, Linux, and ChromeOS. Scanning is done locally on your device for full privacy.

Supported codes

QR Code, Aztec, Code 128, Code 39, Code 93, Codabar, Data Matrix, EAN-13, EAN-8, ITF, PDF417, UPC-A, UPC-E, MaxiCode, and RSS-14.

How to scan a QR code

Open scanapp.org in your browser, grant camera permission, point your camera at the QR code, and the result will appear instantly. You can also upload an image of a QR code from your device.

Frequently Asked Questions

Is ScanApp a free online scaner app?

Yes, ScanApp is a 100% free online scanner (often searched as 'scaner' or 'skaner'). You can scan QR codes and barcodes instantly without downloading any app or signing up.

Can I scan QR codes from an image, photo, or screenshot?

Yes, you can easily upload an image, photo, or screenshot of a QR code from your device's gallery, and ScanApp will decode it locally in your browser.