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Share your Wi-Fi with a QR code

Stop reading long passwords aloud. Make a code, point a phone camera at it, and you're connected. Free, open-source, and it runs entirely on your device — nothing is ever uploaded.

iPhoneAndroidMacWindowsLinux100% offline

Make a code now

Enter a network name to generate the code.

🔒 Runs in your browser. The password is only encoded into the QR — never sent anywhere. Add to your home screen to use it offline.

Handy when…

Guests arriveThey scan and they're on — no dictating xK7$mq….
Café, studio, AirbnbPrint the code once; every visitor self-serves.
New devicesTVs, tablets, printers — scan instead of thumb-typing.
You forgot the passwordThe app pulls it from your keychain and reveals it on demand.
Captive-portal Wi-FiFlags open networks that need a web sign-in, so guests know a scan isn't the whole story.
Hotels & eventsPrint a sheet of cut-out cards — one per room, or a stack to hand out.
A printable full-page Wi-Fi poster A printable sheet of cut-out Wi-Fi cards

Make a poster

Print it, put it up — guests just scan to join.

Get the desktop app

On your computer, the app reads your current Wi-Fi and makes the code in one click — no typing. It shows the real security in use, lets you reveal the plaintext password, and even flags open networks with a captive portal (web sign-in) so you know when a scan isn't the whole story. Free and open-source.

macOS .dmg (universal) · Linux .deb + .rpm · Windows on the Microsoft Store (or a portable .zip) — every build is on the releases page. Phones already share Wi-Fi via a QR in their own settings.

The Wi-Fi2QR desktop app showing a one-click 'Read this device's Wi-Fi' button and a generated QR code
One click reads this device's Wi-Fi and shows the code.

Questions

Is Wi-Fi2QR free?

Yes — completely free and open-source (MIT licence). No account, no ads, no tracking.

Is it safe to turn my Wi-Fi password into a QR code?

Yes. Everything runs on your own device. The password is only encoded into the QR image itself — it is never uploaded, logged, or sent anywhere.

How do guests join the Wi-Fi?

They point their phone's camera at the QR code and tap the “Join network” prompt that appears. No typing, and on most modern phones no extra app is needed.

Do I need to install anything?

No. The web app runs in any browser, including on your phone. The native apps for macOS, Windows and Linux add one-click reading of the network you're already on, plus printing.

Can I print a Wi-Fi poster or cards?

Yes. The desktop apps print a full-page “Join the Wi-Fi” poster for a wall or door, or a sheet of cut-out cards — one per hotel room, or a stack to hand out at reception or events.

Does it work offline?

Yes. Once loaded, the web app works with no internet connection — handy when the Wi-Fi you're sharing is the only network around.

Make a poster

Print it, put it up — guests just scan to join.

Format
Paper