Discover how businesses across every sector use QR codes to bridge physical and digital experiences — with practical use cases, scan analytics, and a free API that takes seconds to integrate.
Replace physical menus, collect Google reviews, and manage table ordering with QR codes that take seconds to generate. No app. No hardware. Just a URL.
Connect physical products to digital experiences. Generate QR codes for price tags, shelf talkers, packaging, and in-store displays — all with scan tracking built in.
From conferences to concerts, QR codes eliminate paper programmes, accelerate check-in, and keep attendees connected to real-time information throughout your event.
Measure your offline marketing ROI for the first time. Unique QR codes per campaign, per channel, and per creative let you see exactly which placements drive the most scans and conversions.
Bring printed textbooks, classroom walls, and campus signage to life. QR codes let educators link physical materials to videos, interactive exercises, assessments, and live resources — with no app required.
Every for-sale sign, brochure, and window display is an opportunity. QR codes give prospects instant access to virtual tours, floor plans, and agent contacts — 24 hours a day.
Reduce waiting room friction, improve patient education, and streamline clinic operations. QR codes give patients instant access to the information they need — without touching shared surfaces or waiting for staff.
Deliver a seamless, contactless guest experience at every touchpoint. QR codes on keycards, in-room cards, and lobby signage give guests instant access to everything they need — without calling reception.
The Online-QR API works the same way regardless of your sector. Generate a QR code with a single URL — no SDK, no library, no sign-up for static codes.
Call the API with any URL as the data parameter. Get a PNG QR code back in milliseconds.
Dynamic QR codes let you change the destination URL from your dashboard. Printed materials stay valid forever.
Real-time analytics per QR code: scan count, device type, geography, and time. Know what's working.
Embed a QR code anywhere with a standard HTML image tag. No SDK, no account, no configuration.
<img
src="https://api.online-qr.com/v1/make-qr?data=https://yourwebsite.com"
alt="QR Code"
width="200"
height="200"
/> Replace the data value with any URL. Works in React, Vue, email templates, Google Sheets, and anywhere else HTML renders.
Generate your first QR code in under 30 seconds. No credit card, no sign-up, no SDK.
Try the QR GeneratorFree forever for static codes · 14-day trial for dynamic & analytics