A fast, simple, and responsive QR Scanner, QR Reader, QR Code Generator, and UPI payment QR toolkit that works directly in the browser.
- Scan QR codes using camera
- Upload and read QR code images
- Generate QR codes (Text, URL, Phone, Email, SMS, Wi-Fi)
- Generate UPI payment QR codes
- Build and open UPI payment links
- Download QR as PNG
- Mobile-friendly and responsive
- Installable Progressive Web App (PWA)
- Offline support for core cached pages and assets
- No backend required
- Privacy-friendly (runs in browser)
https://qr.itisuniqueofficial.com
- HTML
- CSS
- JavaScript
- Clone the repo
- Open
index.htmlin browser
Or deploy via GitHub Pages.
- Installable on supported browsers
- Manifest and app icons included
- Service worker included for core asset and page caching
- Offline fallback page included
To test PWA behavior fully, use HTTPS on a deployed site such as GitHub Pages or your custom domain.
- Go to repo settings
- Enable Pages
- Select branch
main - Set folder to
/ (root) - Custom domain support works with
qr.itisuniqueofficial.com - Service worker and manifest work best over HTTPS
This repository also includes a Play Store-ready Android Studio project in:
android-app/
The Android app is a secure Kotlin WebView wrapper for the live website and supports:
- camera-based QR scanning
- image upload for QR reading
- UPI link handling
- offline fallback behavior
See:
android-app/README-ANDROID.mdandroid-app/PLAY-STORE-LISTING.mdandroid-app/RELEASE-CHECKLIST.md
To build a signed Android App Bundle (.aab), open android-app in Android Studio and use:
Build > Generate Signed Bundle / APK
MIT License
Made with Love by It Is Unique Official
https://itisuniqueofficial.com