Stackly: AI Scanner & PDF Sign

Stackly8299

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About this app

Stackly is your all-in-one AI-powered document scanner and PDF toolkit. Effortlessly scan paper documents, receipts, IDs, and notes into clean, high-resolution PDFs with automatic edge detection, perspective correction, digital signature, PDF compression, and merging capabilities.

✨ KEY FEATURES:

📷 AI Smart Edge Detection
• Automatic real-time corner & document boundary detection.
• Precise perspective cropping for shadow-free, flat scans.
• Multi-page batch scanning mode for scanning entire books and contracts.

✍️ Digital Signature on PDF
• Draw and place your personal signature anywhere on your pages.
• Choose from multiple pen colors (Black, Blue, Red).
• Resizable and draggable signature overlay.

⚡ Smart PDF Compression
• Reduce PDF file sizes by up to 75% without sacrificing text readability.
• Presets: High Quality (100%), Balanced (50% smaller), and Small Size (75% smaller).

📑 PDF Merger
• Combine multiple scanned documents and external PDF files into a single organized PDF.
• Easy drag-and-drop page reordering.

🎨 Advanced Enhancement Filters
• Magic Color: Enhances text clarity and vibrance.
• Black & White: Perfect for forms, receipts, and invoices.
• Grayscale: Clean tonal reproduction.
• Rotate and manual perspective fine-tuning.

🔒 100% Private & Offline
• All document processing, edge detection, and PDF generation happen directly on your device.
• No account required, no sign-in, and zero data leaves your phone.

📁 Organization & Sharing
• Organize scans into custom folders.
• Search documents instantly.
• Export, print, and share PDFs via WhatsApp, Gmail, Drive, and more.

Developed with ❤️ by Stackly
Support: [e-mail]

What’s new

- Brand new AI Document Scanner icon
- Scanned documents automatically save to phone File Manager (Documents/Stackly)
- Multi-window and new tab multitasking support for viewing PDFs
- Fast high-quality PDF generation, merge, and compression