What 4QRCodeOnline is
4QRCodeOnline is a free tool for generating QR codes for the things people actually need to share: a website link, a WiFi network, a contact card, or a pre-filled email. There's no account to create and no limit on how many codes you make.
Built entirely in your browser. Every code is generated locally with JavaScript. Nothing you type — including WiFi passwords or contact details — is ever sent to a server.
What you can generate
- Text & URLs — link to any website or encode plain text.
- WiFi networks — let guests join without typing a password.
- Contact cards (vCard) — a digital business card that saves straight to a phone's contacts.
- Email links — a code that opens a pre-filled email draft.
Static codes that last
Every code from 4QRCodeOnline is static: the data is encoded directly into the pattern itself, so it works forever, scans an unlimited number of times, and doesn't depend on our site staying online.
Part of the 4Utilities network
4QRCodeOnline is one tool in a wider family of free, independent utilities published under 4Utilities:
How it stays free
There's no subscription and no paywall. The project is supported by advertising through Google AdSense and by optional donations.
Get in touch
Found a bug or have an idea? Email 4utilities.org@gmail.com or use the Contact page.