PDF Scanner, Reader & Editor


Scan paper documents with auto edge-detection, read PDFs with a buttery viewer, sign with your finger, and run merge / split / compress / OCR / watermark on anything. Every tool runs offline on your device — no uploads, no tracking, no nonsense.

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🚀 WHAT YOU GET
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✔ Scan documents with auto edge-detection — camera to PDF in seconds
✔ Scan ID cards — front & back on one clean page
✔ Fast PDF reader with pinch-to-zoom and multi-page navigation
✔ Sign PDFs with your finger — save & reuse signatures
✔ Merge, split, compress, rotate, reorder & delete PDF pages
✔ Convert images to PDF (and PDF back to images)
✔ Add watermarks, redact sensitive content, lock with a password
✔ OCR — extract text from any photo or PDF
✔ Bookmarks, favorites, folders & recent files
✔ Light, Dark & Sepia reading themes
✔ 100% offline — your files never leave your device

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📖 PDF READER & VIEWER
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• Smooth multi-page PDF reading
• Pinch to zoom, double-tap to fit
• Bookmarks — save your spot in any document
• Recent files & favorites for one-tap access
• Light, Dark & Sepia themes for comfortable reading
• Open password-protected PDFs with the unlock tool
• Annotate & draw directly on PDF pages
• Also reads images (JPG, PNG, GIF, WEBP) and text files (TXT)

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📸 DOCUMENT SCANNER
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• Scan documents with auto edge-detection & perspective correction
• Multi-page batch scanning — capture up to 50 pages in one go
• Review, reorder, crop, rotate & delete pages before saving
• B&W, Grayscale & Magic Color filters for cleaner scans
• ID Card mode — front + back on one page (Aadhaar, license, passport)
• Smart filename — OCR auto-suggests a name from the scanned text
• Save & share in one tap
• 100% on-device — no cloud uploads

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✂️ POWERFUL PDF TOOLS
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• Merge PDF — combine multiple PDFs into one
• Split PDF — extract pages, split by range, or split every N pages
• Compress PDF — Low / Medium / High quality settings
• Rotate, reorder & delete pages
• Extract pages into a new PDF
• Convert images to PDF (with page size & orientation control)
• Convert PDF to images (PNG / JPG, up to 300 DPI)
• Convert PDF to plain text

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🔒 PROTECT & WATERMARK
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• Lock PDFs with AES-256 password encryption
• Set permission controls — print, copy, modify
• Unlock password-protected PDFs (with the password)
• Add text or image watermarks (single or tiled, with opacity & rotation)
• Redact sensitive content permanently

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✍️ PDF SIGNATURES
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• Draw your signature with finger or stylus
• Color picker with HSL sliders, adjustable pen thickness
• Transparent or solid background
• Save multiple signatures for quick reuse
• Place, drag, resize signatures anywhere on a PDF
• Multi-page signing in one document

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🔍 OCR — IMAGES & PDFs
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• Extract text from any image (camera or gallery)
• Extract text from PDF documents
• Powered by on-device Google ML Kit — no internet needed
• Copy or share the extracted text

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📂 DOCUMENT MANAGER
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• Recent files for quick access
• Favorites — star important documents
• Folders to organize your library
• Saved files manager — see everything DocFlow has produced

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⭐ FREE & PREMIUM
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DocFlow is free to download with 3 scans/day. Premium unlocks: unlimited scans, all scanner filters, ID Card mode, unlimited OCR, unlimited PDF merge / split / compress, watermarks, password protection, redaction, PDF-to-image conversion, multiple saved signatures, and an ad-free experience. Free scans are always clean — no watermarks, ever.