PDFKnot – PDF Reader & Scanner

PDFKnot — Powerful PDF tools. Fully offline. Completely private.

45+ PDF tools including merge, split, compress, convert, OCR, sign, annotate,
and secure documents — all in one app, all on your device.

Finish assignments faster. Sign contracts in seconds. Manage documents anywhere
— without uploading your files to any server, ever.

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📄 PDF READER & VIEWER
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- Smooth PDF reader with night mode
- Zoom, scroll, and navigate large files instantly
- Bookmarks and page thumbnails for quick access

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✏️ EDIT & ANNOTATE
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- Add text, highlights, and sticky notes
- Draw and annotate with precision
- Stamp PDFs with custom labels

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✍️ SIGN & FILL FORMS
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- Custom Signatures — draw, type, or import your signature
- Fill and sign PDF forms instantly
- Sign contracts, agreements, and documents in seconds

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🔄 CONVERT ANYTHING
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- JPG / PNG / WebP to PDF — make PDFs from photos instantly
- PDF to images
- Word to PDF / PDF to Word
- Excel to PDF
- PowerPoint to PDF
- HTML to PDF
- PDF maker from any file

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🛠️ ORGANIZE & MANAGE
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- Merge multiple PDFs into one
- Split PDF into separate pages or ranges
- Reorder, rotate, and delete pages
- Extract specific pages
- Compress PDF — reduce file size without losing quality
- Crop PDF pages

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📷 SCANNER & OCR
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- Document scanner — scan papers and receipts to PDF
- OCR — extract and copy text from scanned PDFs
- Make scanned documents searchable

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🔒 SECURITY & PRIVACY
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- Password protect any PDF
- Remove PDF passwords
- Redact sensitive text and images permanently
- Add watermarks to your documents
- App lock with biometric authentication or PIN

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⚡ EVEN MORE TOOLS
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- Add page numbers and headers/footers
- QR code generator
- Built-in file manager
- Full document history

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🌙 BUILT FOR DARK MODE
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Premium Obsidian dark design — easy on your eyes,
powerful under the hood.

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💎 FREE & PRO
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Most tools are completely free. Upgrade to PDFKnot Pro
for unlimited access — no forced subscriptions, pay only
for what you need.

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🔐 100% OFFLINE & PRIVATE
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Every single tool works offline.
Your files never leave your device.
No account required. No cloud. No compromise.

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🎓 WHO IS IT FOR?
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- Students — scan notes, merge assignments, compress submissions
- Professionals — review, annotate, and sign documents on the go
- Lawyers & HR — redact, protect, and manage sensitive files
- Teachers — create, organize, and share PDF worksheets
- Small business owners — invoice, contract, and document management