WiFi QR to Password Converter

Upload a WiFi QR code image and instantly extract the password, network name, and security type. No camera needed.

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pwgen — decode wifi-qr
guest@pwgen:~$ decode wifi-qr --source=upload
[info] QR decoder ready
[info] drop, upload, or paste a QR code image

How WiFi QR to Password Conversion Works

WiFi QR codes encode network credentials using the standard WIFI:T:WPA;S:NetworkName;P:Password;H:false;; format. This tool reads the QR pattern from your image, decodes it back to this text string, then parses out the individual fields.

The entire process happens in your browser — the image is drawn to an invisible canvas, converted to pixel data, and analyzed by a JavaScript QR decoder. No server involved, no data leaves your device.

Need to create a WiFi QR code instead? Use our WiFi QR Code Generator to generate a scannable QR code from your network credentials.

WiFi QR Code Format

ParameterExamplePurposeRequired
T:WPASecurity type (WPA, WEP, nopass)Yes
S:MyNetworkSSID / network nameYes
P:wWdnJPEScuZrpxYAPasswordIf secured
H:true / falseHidden network flagNo

Special characters (; : , \) in SSID or password are automatically escaped with backslashes. The format ends with a double semicolon (;;).

Where to Find Your WiFi QR Code

Router Sticker

Many modern routers have a QR code printed on the bottom or back label. Take a photo and upload it here to extract the password without squinting at tiny text.

Phone Settings

Android (12+) and iOS (11+) let you share WiFi as a QR code. Screenshot the QR from Settings → WiFi → Share, then upload the screenshot here.

Guest Network Cards

Offices and coworking spaces often print WiFi QR codes on welcome cards or desk labels. Snap a photo to quickly get the password on your laptop.

Airbnb & Hotels

Hosts frequently include WiFi QR codes in welcome guides or check-in instructions. Upload the photo to type the password into a smart TV or game console.

Troubleshooting

Clear image neededQR must be sharp, uncropped, and well-lit
Standard WiFi formatWorks with WIFI: URI QR codes (the universal standard)
Special chars handledEscaped characters (\; \: \, \\) are decoded properly
No camera requiredWorks from image files — screenshots, photos, saved images

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Frequently Asked Questions

What image formats are supported?

JPG, PNG, WebP, GIF, BMP, and SVG. Any standard image format your browser can display will work. For best results, use a clear, well-lit photo or screenshot of the QR code.

Is the WiFi password encrypted inside the QR code?

No. WiFi QR codes use the WIFI: URI format which stores the password in plain text within the QR pattern. It's not human-readable when looking at the QR image, but any QR decoder (including this tool) can extract it. Treat WiFi QR codes like written passwords.

Does this work without an internet connection?

Yes. The QR decoding happens entirely in your browser using JavaScript. Your image never leaves your device — no server, no upload, no internet required.

What if the QR code won't scan?

Make sure the image is clear and the QR code isn't cropped, rotated at an extreme angle, or too blurry. Try a higher-resolution image or screenshot. The entire QR code including the quiet zone (white border) should be visible.

Is my data stored or sent anywhere?

No. Everything runs locally in your browser. The image is decoded using JavaScript on your device. No data is uploaded, stored, or transmitted. You can verify this by disconnecting from the internet before using the tool.

Does this work with any QR code?

This tool is designed specifically for WiFi QR codes that use the standard WIFI: format. It will decode any QR code image, but will only extract WiFi credentials if the QR contains a valid WIFI: string. Regular QR codes (URLs, text, etc.) will show as unsupported format.

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