Pure QR by Đào Công Thành – Free Online QR Code Scanner (Webcam, Screen & File, 100% Private)
Scan QR codes online with 100% on-device privacy. Decode from webcam, screenshots, clipboard paste (Ctrl+V), or image files. Extract Wi-Fi, links, and vCards instantly with zero server uploads.
Upload or Paste QR Code Image to Scan
Drop any image file, paste from clipboard (Ctrl+V), or enable camera to decode immediately.
Online QR Code Scanner Questions & Answers
Is it safe to scan private or sensitive QR codes here? Are images uploaded to a server?
It is 100% safe and private. Pure QR decodes images entirely inside your browser using client-side Canvas and WebAssembly (GDPR Article 25 privacy by design). Your images, webcam video frames, and clipboard data are never uploaded, logged, or transmitted to any remote server.
How can I scan a QR code from a screenshot or image on my PC or Mac without using my phone?
Simply take a screenshot (Win+Shift+S on Windows or Cmd+Shift+4 on Mac) and paste it directly onto this page using Ctrl+V (or Cmd+V). You can also drag and drop any image file (PNG, JPG, WebP, SVG) or click to browse files.
Can this scanner automatically extract Wi-Fi passwords, contact cards, and URLs?
Yes! Our intelligent parser automatically identifies URLs, Wi-Fi credentials (with 1-click password copy), vCard contact cards (with instant .vcf address book download), email addresses, phone numbers, and plain text.
Does it support complex QR designs, rounded corners, custom logos, or transparent backgrounds?
Yes! Pure QR uses an advanced multi-scale decoding pipeline with solid white compositing and adaptive contrast enhancement. It effortlessly decodes stylish QR codes with custom logos, rounded eyes, and transparent backgrounds.