QR Code Scanner & PDF Tools

QR Code Scanner & PDF Tools is a fast, versatile, and privacy-focused utility designed for everyday scanning, document digitization, and barcode management. Scan any QR code or standard barcode format in milliseconds using your device camera or directly from your photo gallery.

Designed with an offline-first architecture by Lamda Apps, this app requires no sign-in or account registration, ensuring your documents, scanned codes, and personal files remain stored securely on your local device.

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🌟 KEY FEATURES & UTILITIES

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📷 1. SMART QR & BARCODE SCANNER

• Instant camera scanning with auto-focus and flash support in low light.

• Scan from images stored in your device gallery.

• Supports all standard formats: QR Code, Data Matrix, Aztec, UPC-A, UPC-E, EAN-8, EAN-13, Code 39, Code 93, Code 128, Codabar, and ITF.

• Batch Scan Mode: Scan multiple codes continuously in rapid succession.

• Instant actions: Open URLs, connect to WiFi networks, add calendar events, view vCards, send emails, make phone calls, and locate GPS coordinates.

🎨 2. CUSTOM QR CODE GENERATOR

• Generate customized QR codes for websites (URLs), plain text, WiFi access, contacts (vCard), emails, SMS, phone numbers, and geo-locations.

• Personalize your QR codes with custom colors, eye patterns, and embedded center icons.

• Export high-resolution QR codes to your gallery or share instantly via messaging apps.

📄 3. MOBILE DOCUMENT SCANNER

• Digitize receipts, invoices, contracts, IDs, and multi-page notes instantly.

• Smart edge detection with perspective auto-cropping.

• Professional color enhancement filters: Black & White, Grayscale, and Magic Color.

• Export multi-page scanned documents as clean, high-quality PDF files.

🔤 4. OCR (IMAGE TO TEXT RECOGNITION)

• On-device optical character recognition to extract editable text from images and documents.

• Multi-language recognition support including Latin, Devanagari, Chinese, Japanese, and Korean.

• Copy extracted text directly to clipboard, search within text, or export as TXT files.

🛠️ 5. COMPREHENSIVE PDF TOOLKIT

• Image to PDF Converter: Convert single or multiple gallery photos into a single PDF document.

• PDF Organizer: Merge multiple PDF documents, split large files, or reorder and delete pages.

• PDF Security: Add password protection (encryption) to protect sensitive files or remove passwords from protected PDFs.

• Watermark Tool: Protect your intellectual property by embedding custom text or image watermarks.

• Digital Signature: Draw, save, and apply your digital signature directly onto scanned documents.

📶 6. ESSENTIAL EVERYDAY TOOLS

• WiFi Signal Analyzer: View real-time WiFi signal strength, link speed, frequency, and network details.

• Geo-Location QR: Create location-based QR tags with exact GPS coordinates.

• Event QR Creator: Generate calendar invites and save schedules directly to your phone calendar.

• Smart Magnifier: Zoom in on fine text or small labels with torch illumination.

🔒 7. PRIVACY & OFFLINE-FIRST

• No Account Required: Start using all scanning and PDF tools immediately without sign-up.

• Local Processing: OCR, document editing, and QR generation are processed directly on your device.

• Scanned history and private files remain stored locally on your device filesystem.

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SUPPORT & FEEDBACK

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We are committed to delivering regular updates, enhanced scanning precision, and new productivity tools. For feature suggestions, questions, or support, please reach out to our team at lamdaapps@gmail.com.