QR Code Scanner — Free Online Tool

Scan and extract data from any QR code image via camera, file upload or clipboard paste — instant decode, copy & share — free, offline. Free, fast, private — runs 100% in your browser. No uploads, no tracking. Try QR Code Scanner online now.

QR Code Scanner is part of QR & UPI Tools on Rajlabs. It runs entirely in your browser — your files and text are never uploaded to a server. The same tool is available on all three primary hosts: utility.rajlabs.in, tools.rajlabs.in and utils.rajlabs.in. Bookmark https://utility.rajlabs.in/qr-scanner or install it as a standalone app from your browser.

What you can do

Scan and extract data from any QR code image via camera, file upload or clipboard paste — instant decode, copy & share — free, offline. Free, fast, private — runs 100% in your browser. No uploads, no tracking. Try QR Code Scanner online now. With QR Code Scanner you get live results as you type, one-tap presets for common cases, copy buttons, download/export (PDF, PNG, CSV, JSON where applicable) and a shareable URL that remembers your inputs. Dark mode and mobile responsiveness are built in — it looks great on phone, tablet and desktop.

How to use

1. Open QR Code Scanner at https://utility.rajlabs.in/qr-scanner.
2. Enter or upload your data — the tool validates and previews instantly in the browser.
3. Adjust presets, then copy, download or share the result. Add ?param=value to the URL to prefill for sharing.

Why this tool is different

• Private & offline: 100% client-side — no data leaves your device. Works on slow networks after first load.
• Accurate & fast: exact constants, Indian formats (crore/lakh, IFSC, bigha) and exam presets where relevant.
• Installable: install QR Code Scanner as its own app icon (PWA) — it opens directly to this tool.
• Free & no watermark: unlimited use, no signup, no ads covering content.

Tips

Use the category navigation to discover related tools — for example, after using QR Code Scanner try other QR & UPI Tools tools from the homepage. If you need a different format, the URL Lab, Code Formatter or Converters can chain your output. Found a bug or want a preset? Open an issue on GitHub — Rajlabs ships updates weekly.

Frequently Asked Questions — QR Code Scanner

Is QR Code Scanner free to use?

Yes, QR Code Scanner is completely free with no limits, no watermark, and no signup. It runs 100% in your browser.

Does QR Code Scanner upload my files to a server?

No. QR Code Scanner processes everything locally in your browser using QR & UPI Tools client-side engines (Canvas, pdf-lib, FFmpeg WASM, Tesseract). Your data never leaves your device.

Can QR Code Scanner be used offline for payments/scans?

QR Code Scanner generates and scans offline — UPI QR uses ISO 18245 MCC lookup (5411 grocery, 5812 restaurant, 5541 fuel etc.) with no server call. Branded PNG/SVG export included.

How to use QR Code Scanner

1. Open QR Code Scanner at https://utility.rajlabs.in/qr-scanner.
2. Enter or upload your data — the tool validates and previews instantly in your browser.
3. Adjust presets, then copy, download or share via URL (?param=value) for reuse. Install as PWA for offline access.

Published 2024-08-15 · Updated 2026-10-07 · Open QR Code Scanner · Browse all 157+ tools

Static fallback for crawlers without JavaScript — enable JavaScript for the full interactive QR Code Scanner experience. Content uses semantic HTML for accessibility and agent browsing.