Tenorshare PDNob High-Precision OCR & Handwriting

#1 PDF Editor-Edit, OCR, Work Smarter

Accurate & Smart OCR: Convert scanned PDFs to editable, searchable (even Arabic & Japanese)
Edit like Word: Text, image, watermark, link, background, and more
Annotate PDF: Highlight, comment, shapes, stickers & stamps
Batch Convert: PDFs to Word, Excel, PPT, Image, PDF/A, Text, EPUB, etc - 30% faster
Lightweight & Reliable: No lags. No crashes. Runs smoothly even on low-spec PCs.
Try all features with no limits, free upgrades, and no hidden costs.

Free Download Windows 10/11

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Lifetime License

85% OFF

Free Download macOS 10.15 and above

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Lifetime License

85% OFF

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85% OFF

Buy Now

85% OFF

Available for:

99%

OCR Accuracy

30%

Faster Than Average

50M+

PDF Processed

4.8

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Edit Your PDF Like a Pro

Edit

Annotate

Convert

OCR

Organize

Read

Create

Protect

Compress

Record

Easier PDF Editing

Edit Text: Add, remove, or modify text easily. Customize fonts, sizes, colors, and formatting.
Edit Image: Insert, resize, or replace images.
Edit Link: Insert, edit, or remove links to enhance navigation or reference.
Watermark & Background: Add, modify, or remove watermarks and PDF backgrounds.

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Highlight, Comment & Draw

Highlight Text: Highlight, underline, or strikethrough in different colors.
Comment: Add notes with text boxes or highlights.
Shapes & Arrows: Insert lines, arrows, shapes to mark key content.
Stickers & Stamps: Use 100+ stickers and stamps.
Annotation Summary: View all comments in one place.

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5x Faster PDF Conversion

30+ Supported Formats: Convert PDF to Word, Excel, PPT, RTF, TXT, PNG, EPUB, JPEG, BMP, TIFF, PDF/A, etc.
100% Retain Original Formatting: Maintain the same file quality and page layout, fonts, margins, spacing, etc.
1,000+ Files Processed at Once of Any Size: Enjoy unlimited file batch processing, no limits on number (up to 1 Million) or size (GB or TB)!

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AI OCR with Precision

99%+ Accuracy: Convert scans, handwriting, and images to editable PDFs, perfect for contracts，papers.
Layout Preserved: Keep fonts, formatting, links, ect.
16+ Languages: Supports English, French, Arabic, Japanese, Chinese, Spanish, Portuguese etc.
AI-OCR: Enhances accuracy on skewed or blurry scans with AI & Adaptive Document Recognition Tech(ADRT®).

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Easy PDF Organization

Page Management: Easily delete, insert, rotate, reorder, or extract pages within a PDF.
Merge & Split: Combine multiple PDFs into one or split large files into smaller documents.
Page Numbering & Headers/Footers: Add or customize page numbers, headers, and footers.
Batch Processing: Organize multiple PDFs simultaneously.

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Smooth PDF Reading

PDF Viewing: Single, double-page, scroll, and more.
Fast Navigation: Quickly browse content with bookmarks and thumbnail previews.
Smooth Zoom: Advanced engine for lag-free zooming.
Text Search & Copy: Search full PDF for info retrieval.
Annotation & Eye Care: Add highlights, notes, underlines, and enjoy an eye-care reading mode.

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Convert Any File to PDF

Create PDFs from Any Format: Convert Word, Excel, PowerPoint, images, and other files into high-quality PDFs.
Preserve Formatting: Maintain fonts, layouts, and graphics to ensure professional-quality PDFs.
Batch PDF Creation: Convert multiple files into PDFs at once for improved productivity.

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PDF Protection

Password Protection: Restrict viewing, printing, editing, copying, annotations, page deleting and inserting.
Redaction: Remove or hide sensitive information to prevent data leaks.
Watermarking: Add watermarks to protect copyright.
Encryption Standards: Supports GDPR and AES 256-bit encryption to safeguard data.

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High-Performance PDF Compression

Maintain Quality: Significantly reduce file size while preserving text and image quality.
Multiple Compression Levels: Choose from low, medium, or high compression.
Batch Compression: Compress multiple PDFs in a batch to save time.

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Screen Recording & Screenshot

Create Tutorials: Record screen with voiceover to create step-by-step PDF guides.
Review Feedback: Capture screen to explain edits or comments clearly.
Record Meetings: Record meetings or PDF presentations to share with remote teams.
Screenshot PDF: Capture and share any PDF page.

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Discover PDNob All Features

Smarter AI PDF Starts Here

Summarize PDF

Chat PDF

Translate PDF

Rewrite PDF

Explain PDF

Summarize PDF

AI Summary: Quickly generate summaries of entire PDFs or specific sections to enhance reading efficiency.
Custom Length: Choose short, medium, or detailed summaries based on your reading needs.

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Chat with PDF

Ask Anything: Use AI to ask questions about your PDF - get instant insights without scrolling.
Context-Aware: Get accurate responses with full document understanding.

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Translate PDF

Multilingual Support: Translate PDFs into 100+ languages like English, French, Chinese, Spanish, Arabic, Japanese, etc.
Preserve Layout: Keep formatting intact after translation (coming soon).

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Rewrite PDF

Smart Rewriting: Rewrite selected sentences or entire paragraphs for improved tone, grammar, or and clarity.
Localized Style: Adjust text for different audiences or regions.

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Explain PDF Content

Simplify Complex Text: Turn legal, academic, or technical content into plain language.
Instant Clarification: Simplify difficult-to-understand content by requesting detailed explanations of any section.

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Your Ultimate Desktop PDF Solution

Enjoy Free Trial

Access editing, converting, and annotating tools without watermark - no trial expiry.

Lightweight

Launches in 1 second with minimal system load.

Cross-Platform

Free upgrades on Windows & macOS - more platforms coming soon.

Ultra-Fast Engine

Process 10GB+ large files smoothly - even on low-end PCs

PDF Expert

10+ years of experience with 100+ PDF experts and patented tech.

Trusted by Pros

Built on proven technology used by thousands of businesses worldwide.

Enterprise Security

GDPR-compliant with global security certifications.

One-Stop PDF

Edit, annotate, convert - everything in one place.

The PDF Editor Built for Every Industry

Education

IT Services

Legal

Healthcare

Finance

Government

Publishing Industry

Freelancers

Teachers, Students & Academic Researchers

AI Summarization: Extract key points from textbooks and research papers.
Assignment Review: Add comments, highlight errors, and sign to grade papers.
OCR Conversion: Turn scanned books and academic documents into searchable PDFs.
Merge Course Materials: Combine slides, handouts, and tests into one.

IT Services & Tech Teams

Redact Sensitive Data: Remove confidential info before sharing documents.
Batch Process Files: Compress, convert, or OCR hundreds of PDFs at once.
Secure with Permissions: Control access with passwords and role-based restrictions.
Automate Workflows: Integrate PDF tools into IT operations for efficiency.

Lawyers

Highlight Evidence: Mark key points and add reference numbers.
Merge Files: Combine testimonies into one structured PDF.
AI Review: Summarize legal docs for faster insights.
Organize Contracts: Merge multiple agreement versions and archive case-related documents.

Doctors & Nurses

Merge reports: Combine CT scans, lab tests, and clinical notes into one.
Digitize prescriptions: Convert paper medical documents into searchable PDF archives.
Organize patient records: Categorize and structure medical reports for easy access.
Extract medical data: Convert handwritten notes into digital text.

Accountants & Auditors

Edit financial reports: Modify numbers and tables while preserving formatting.
Process invoices: Extract amounts and dates and export to Excel.
Audit reports: Add comments to highlight discrepancies.
Optimize workflows: Organize, archive, and standardize financial documentation.

Administrative Staff & Officers

Edit official documents: Format letters, add electronic stamps.
Digitize archives: Scan and categorize physical documents into databases.
Protect Sensitive Data: Redact before releasing documents publicly.
Control Permissions: Manage multi-department access.

Editors, Authors & Designers

Edit & Comment: Annotate manuscripts easily.
Create e-books: Export to eBook or print-ready PDF.
Enhance visual elements: Adjust images, illustrations, and formatting for digital publishing.
Export in multiple formats: Retain layouts when converting PDFs to EPUB, Word, etc.

Writers, Designers & Consultants

Edit proposals and quotes: Insert logos, adjust pricing, and refine content.
Manage feedback: Edit and revise clauses in PDF contracts.
Protect intellectual property: Add watermarks to creative works before sharing.
Format manuscripts and presentations: Adjust layouts and typography within PDFs.

Trusted by Media Loved by People

When it comes to its actual functionality, PDNob PDF Editor offers a decent set of tools that help users manipulate PDF file content. For annotation, Tenorshare lets users insert shapes, highlight text, leave comments, doodle, strike through, add stamps, and more.

Tenorshare PDNob AI PDF Editor is an excellent replacement for Adobe Acrobat to edit PDF files as well as annotate convert, read, and organize them. It's also better than most online to PDF editor tools as it offers additional features.

The best free offline PDF editor for Windows and Mac in 2025! Edit, annotate, and manage PDFs without the need for an internet connection.

Perfect for Freelancers - Fast, Simple

PDNob saves me hours every week! I can edit invoices, merge contracts, and sign PDFs without jumping between tools. Super intuitive and lightweight—definitely a better fit for my workflow than Adobe.

Sophie L.

Must-Have Tool for Teachers

I use PDNob PDF Editor daily to annotate lecture slides, convert scanned handouts into searchable PDFs, and share comments with students. It’s fast, reliable, and I love that it works offline.

Bryan Peterson

FAQs by PDNob PDF Editor

PDNob PDF Editor is compatible with Windows 10/11 (64-bit) and macOS 10.15 or later.

Yes, you can log in to PDNob on two computers (Windows or Mac) using the same account. You may use it simultaneously on 2 Windows PCs, 2 Macs, or 1 Windows PC and 1 Mac. If you sign in on a third device, the first logged-in device will be signed out automatically.

Yes, PDNob PDF Editor offers a free trial with no time limit, allowing you to explore all features before making a purchase or subscription decision.

After purchasing, simply log in or sign up with the email address used for the purchase. Your account will be automatically activated, unlocking all features without any limitations.
If you encounter any issues or have questions during activation, feel free to contact our support team via email. We offer free 24/7 technical support, ensuring you a smooth experience with our product.

No, Tenorshare PDNob offers free upgrades for all versions. You’ll receive the latest features without any additional cost, no matter which version you purchase.

Most online PDF editors lack OCR support and provide only basic, limited editing features. They depend on a stable internet connection, which can lead to crashes, data loss - especially when handling large files. Additionally, files are uploaded to third-party servers, raising significant concerns about privacy and data security, particularly for sensitive documents.
PDNob Desktop PDF Editor gives you full control - with advanced editing features, fast and stable performance, built-in OCR, and offline security. No limits, no risks - just powerful PDF editing at your fingertips.

Yes, PDNob PDF Editor is actively maintained and updated to ensure compatibility with the latest systems and to provide users with new features, improved performance, and bug fixes. You can check for PDNob PDF Editor version updates from time to time and download the latest version from website for better use experience.

PDNob offers essential PDF editing tools at a more affordable price, with a simpler interface and lighter system load. It's ideal for users who want powerful features without the complexity or high cost of Adobe Acrobat.

Yes. All editing is done locally on your device. We do not collect or store your files or data.

Regardless of which AI model you choose, your file is first uploaded to secure OSS storage for processing, including parsing, chunking, and vectorization. Only the necessary data is then sent to the selected AI model for analysis. The full file is never stored on GPT-4, DeepSeek AI, or other AI servers, and it is not sent to multiple models’ servers at the same time.