WiFi QR Code Generator

Create a scannable QR code for your WiFi network. Guests point their camera and connect instantly — no typing.

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pwgen — generate wifi-qr
guest@pwgen:~$ generate wifi-qr --ssid="MyNetwork"
ssid
password
security
hidden
download
[info] scan with any phone camera to auto-connect to WiFi
[info] works on iOS 11+, Android 10+, and most modern devices

How WiFi QR Codes Work

WiFi QR codes use a special format that phones and devices recognize automatically. When scanned, the device reads the network name (SSID), password, and security type, then connects without any manual typing.

The format follows the standard: WIFI:T:WPA;S:NetworkName;P:Password;H:false;; — this is an open standard supported by iOS 11+, Android 10+, and most camera apps.

WiFi QR Code Format Explained

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. The format ends with a double semicolon (;;).

Device Compatibility

iOS 11+Built-in Camera app
2017+
Android 10+Camera or Google Lens
2019+
Windows 11Camera app
2021+
Older devicesNeed a QR scanner app
free apps

Print Size Recommendations

Scanning DistanceMinimum SizeBest ForTip
1–2 ft (0.5 m)1" x 1"Table cards, desk labelsSticker size
3–5 ft (1.5 m)2" x 2"Wall signs, welcome guidesBusiness card
6–10 ft (3 m)3" x 3"Meeting rooms, lobbiesPostcard size

Download at the highest resolution and scale up in your design tool. QR codes stay sharp when enlarged because they're grid-based.

Great Uses for WiFi QR Codes

Home WiFi

Print and frame your QR code near the router. Family and guests scan to connect instantly — no more spelling out your random password.

Airbnb & Rentals

Include the QR code in your welcome guide or print it as a small card. Guests love the convenience and it reduces "what's the WiFi password?" messages.

Office & Coworking

Place QR codes at desks or meeting rooms. Visitors connect in seconds without bothering IT or reception for credentials.

Cafes & Restaurants

Add the QR code to menus, table tents, or wall signs. Customers appreciate easy WiFi access and it reduces staff interruptions.

More Security Tools

Frequently Asked Questions

Is my password visible in the QR code?

The password is encoded in the QR pattern — it's not encrypted but not human-readable either. Treat the QR code like you'd treat a written password. Don't post it publicly if your network is private.

Which devices can scan WiFi QR codes?

iPhone (iOS 11+), Android (10+), and most modern smartphones. Just open the camera app and point it at the code — no special app needed.

Does this work with hidden networks?

Yes. Toggle the "Hidden network" option and the QR code will include the hidden flag, telling the device to search for the network even though it doesn't broadcast its name.

Can I customize the QR code design?

The generated QR code is a standard black-and-white format optimized for reliability. You can download the PNG and add branding around it, but modifying the pattern itself may break scannability.

What size should I print the QR code?

For scanning at 1-2 feet (table/desk), 1" x 1" is enough. For 3-5 feet (wall sign), use 2" x 2". For 6-10 feet (across a room), print at least 3" x 3". The higher error correction level ensures reliable scanning even at distance.

Does this work without internet?

Yes. The QR code is generated entirely in your browser using JavaScript. No internet connection is needed to create or scan the code — it contains the WiFi credentials directly.

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