Scanner Tools
Scan QR codes online without installing any app. Upload a photo or screenshot to decode any QR code, reveal WiFi network names and passwords from WiFi QR codes, and read barcodes. Scanning happens entirely in your browser, so your images stay private.
100% Free
No signup
Private
No uploads
Browser-based
Works anywhere
3 tools
In this category
QR Code Scanner
Scan QR codes with your camera or from an image.
Scanner ToolsWiFi QR Scanner
Scan WiFi QR codes to reveal network details.
Scanner ToolsBarcode Scanner
Scan product barcodes online.
Scanner ToolsWhen to Use Each Tool
Not sure which tool to pick? Here's a quick guide:
| Tool | Best For |
|---|---|
| QR Code Scanner | Scan QR codes with your camera or from an image. |
| WiFi QR Scanner | Scan WiFi QR codes to reveal network details. |
| Barcode Scanner | Scan product barcodes online. |
Frequently Asked Questions — Scanner Tools
Can I scan QR codes from screenshots?
Yes! You can either use your camera for live scanning or upload a screenshot/image containing a QR code for instant decoding.
What types of QR codes and barcodes are supported?
We support standard QR codes, WiFi QR codes, URL codes, and common barcode formats including Code 128, EAN-13, and UPC-A.
Is camera access required?
No. While you can use your camera for live scanning, you can also upload images or screenshots of QR codes and barcodes for decoding.
This page and all tools listed above were last reviewed by the StudyToolkit editorial team.