How WiFi QR works
The QR encodes your network name, password, and security type in a standard format. When scanned, iPhone and Android show a 'Connect to WiFi?' prompt — one tap, connected.
Cardixn · Free Tools
WiFi QR code generator
Guests scan. Guests connect. Zero password typing.
Tired of reciting your WiFi password? Generate a WiFi QR with Cardixn — guests scan it and connect automatically. No app required, works natively on iPhone and Android. Perfect for cafés, offices, Airbnbs, and events.
For businesses and hosts
Print your WiFi QR on a table tent, front door, or Airbnb welcome book. Zero guest friction, zero WiFi password embarrassment.
Combine with your business card
Cardixn pro users combine WiFi QR with their business card QR on a single table tent — visitors get WiFi and your contact in one glance.
Why Cardixn
Works on all phones
Native iPhone and Android support.
No app needed
Guests scan with their default camera.
Print-ready
4K PNG and SVG exports.
Free forever
Unlimited WiFi QRs at no cost.
Frequently asked questions
Is Cardixn free to use?
Yes. You can create, share and receive digital business cards on the free plan. Premium templates, analytics and NFC provisioning are available on paid tiers.
Do recipients need the Cardixn app?
No. Cards open in any modern browser via a public link or QR code. Recipients can save the vCard to their phone with one tap.
Can I edit my card after sharing?
Yes. Updates apply instantly. Anyone who scanned or saved your card always sees the latest information — no need to re-share.
Is my data secure?
Cardixn uses end-to-end encrypted storage, row-level security, and never sells your data. You control what is public and what stays private.
Does Cardixn work offline?
Cards are cached for offline viewing once opened, and QR codes can be downloaded as high-resolution PNGs to print on badges, packaging or business collateral.