OverlayQR

About

OverlayQR is the ultimate QR code and barcode toolkit for Chrome. Decode, generate, and design QR codes without ever leaving your browser.

🔍 DECODE INSTANTLY
• Hover over any image containing a QR code or barcode — decoded text appears automatically
• Drag & drop or upload images to decode in the sidebar
• Paste images directly from your clipboard (Ctrl+V)
• Area Snap mode — select any region of a page to decode hidden QR codes (Alt+Shift+S)

⚡ GENERATE & DESIGN QR CODES
• Type any text, URL, or content → instant QR code generation
• Advanced QR Designer: choose dot styles (rounded, classy, extra-rounded, and more)
• Custom foreground & background colors, padding, error correction level (L/M/Q/H)
• Add your own logo or icon to the centre of generated QR codes
• Download as PNG or SVG
• Copy QR image to clipboard with one click

🔗 HOVER & SELECT
• Hover any link — see a QR code tooltip instantly (Pro)
• Select text on any page — floating QR button appears for quick encoding (Pro)
• Right-click context menu: "Encode as QR" / "Decode QR" on any image or text (Pro)

📋 HISTORY
• Every decoded and generated QR code is saved to your local history
• Separate tabs for Decoded and Generated items
• Thumbnail previews for generated QR codes
• Re-edit any generated QR: change colors, padding, and error correction, then re-download
• Copy decoded text instantly

🎨 CUSTOMIZATION
• Dark & light theme with one-click toggle
• Two-tab sidebar layout: QR Detection and QR Generation
• Toggle individual features on/off (hover decode, link QR, selection QR)
• QR color picker for foreground and background
• Error correction level selector (7% to 30% redundancy)

🔒 PRIVACY FIRST
• All processing happens locally in your browser — no images are uploaded to any server
• QR history is stored locally using chrome.storage
• No tracking, no analytics, no third-party data sharing

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FREE features:
✓ Decode QR codes & barcodes from images
✓ Generate & design QR codes
✓ Sidebar QR generator & QR designer
✓ Area Snap decode mode
✓ Clipboard paste to decode
✓ SVG & PNG export
✓ Dark/light theme
✓ Local history (view & store)

PRO features ($9 one-time):
✓ Hover link → QR tooltip
✓ Text selection → QR button
✓ Context menu actions
✓ View & copy full history text
✓ Re-edit generated QR codes
✓ Custom QR colors & error correction
✓ Priority support

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💡 Perfect for:
• Developers testing QR code integrations
• Marketers who need to verify QR codes on web pages
• Students sharing links quickly across devices
• Anyone who encounters QR codes online and needs to read them fast

Questions or feedback? Visit https://overlayqr.codingfrontend.in