Tenorshare PDNob AI Powered

Rebuilt, Faster & Smarter PDF Editor

Major Update: Upgraded PDFium, evolved Al & OCR, and dark mode

Blazing-Fast, Self-Developed PDFium Engine: Open 100+ page PDFs in 1 second—no lag, no crashes
Accurate OCR: Convert scanned PDFs and NotebookLM PDFs to editable, searchable
Edit like a Pro: text, images, annotate, watermarks, links, backgrounds, and more
Smart AI: Chat with text/image, translate, source-backed Al Answer
Try all features with no limits & free upgrades.

Free Download Windows 10/11

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Lifetime License

82% OFF

Free Download macOS 26 and below

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Lifetime License

82% OFF

Get the App For iOS15 - iOS26 or later

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82% OFF

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82% OFF

Free Download

Available for:

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Trusted by Top
Tech Media

Trusted by Top Tech Media

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Trusted by Top Tech Media

Why Choose PDNob PDF Editor

10+ Years

PDF Expertise

Reliable & Secure

45 M+

Trusted Users

Global Popular

99%

AI OCR

Precise Recognition

5B+

PDFs Processed

Batch Power

<1s

Instant Launch

Runs Smoothly

Ultra-Fast

PDFs Conversion

Edit Your PDF Like a Pro

OCR

Convert

Edit

Annotate

Organize

Forms

Read

Create

Sign

Protect

Compress

Record

AI OCR with Precision

Advanced Image Processing: Auto deskew, denoise, and enhance images for better OCR accuracy.
Accuracy Output: Convert scans into editable, searchable PDFs while preserving layout and formatting.
16+ Languages: Recognize English, French, Japanese, Chinese, Spanish, and more.
AI-OCR: Improve accuracy on skewed and low-quality documents with AI and ADRT®.

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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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Fast, Professional PDF Editing

Edit or add text with ease: Keep original formatting or adjust font, size, color, and alignment for professional results.
Advanced Image Editing: Add, replace, and move images, crop, rotate, flip, and adjust opacity for professional results.
Fully Customize Your PDFs: Adjust layout, backgrounds, watermarks, and headers or footers to create tailored documents.

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Photo electric effect

Smart & Flexible PDF Annotations

Quick-Access Markup: Highlight or underline instantly on selection—no tool switching needed.
Smart Annotations That Move with Text: Notes and text boxes automatically stay aligned with your content—even after edits.
100+ Shapes & Stickers: From arrows to decorative stickers, browse categorized libraries and customize colors, sizes, and thickness to match your style.

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Easy PDF Organization

Smart PDF Splitting: Split PDFs easily by page count, file size, or bookmarks—fast and intuitive.
Easy Page Control: Easily add, delete, rotate, and reorder PDF pages via thumbnails.
Efficient Batch Processing: Handle multiple PDFs simultaneously—merge, organize, and manage with speed.

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Edit PDF Forms

Create Fillable PDFs in Minutes: Easily add text fields, checkboxes, dropdowns and signature fields.
Sign and Submit with Ease: Create professional, ready-to-sign forms by adding a dedicated signature field to any PDF.
For Official Use: Perfectly for legal agreements, tax returns, job applications, and school enrollment forms.

Edit PDF Form

Smooth, Comfortable PDF Reading

Eye-Friendly Reading: Dark, light, and eye-protection modes for comfortable reading anytime.
Flexible Viewing Modes: Switch between single, double-page, scroll, or cover view.
Interactive PDF Images: Zoom, copy, and export images as usable content.
Precise Search: Search PDFs precisely with highlighted results for easy spotting.

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Dark Light

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: Save hours by converting multiple files into PDFs at once - no more manual, one-by-one conversion.

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Instant e-Signing

One-Click Signature Creation: Create and apply your signature to any PDF in seconds.
Perfect for Quick Signing: Effortlessly finalize contracts, applications, and forms.
Note: This is a static signature feature. Multi-party signing with status track is in development.

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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

Smart Size, Perfect Quality: Significantly reduce file size while preserving text and image quality.
Multiple Compression Levels: Low, Medium, or High. Choose the perfect balance between file size and quality for your needs.
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.

Record PDF Now

4.9

4.5

5.0

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 PDFs

Source-Backed AI Answers: Every response is linked to the original text with clickable page references—so you can verify instantly and read with confidence.
Context-Aware: Get accurate responses with full document understanding.

Chat with PDF Now

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).

Translate PDF Now

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

Simplify Complex Content: Turn legal, academic, and technical text into clear, easy-to-understand explanations.
Explain Images & Formulas, Not Just Text: Go beyond text—analyze selected text, screenshots, formulas, and visuals to extract clear insights from PDFs and images.

Explain PDF Now

Buy Now

82% OFF

Buy Now

82% OFF

Recommended by Global Media & Users

7M+ Rave Reviews

45M+ Satisfied Users

150+ Industries Served

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.

When it comes to its actual functionality, PDNob PDF Editor offers a decent set of tools that help users manipulate PDF file content.

I find PDNob incredibly straightforward. It's powerful enough for my needs without being overwhelming, and the price point makes it a fantastic value compared to other editors.

It's ideal for students, educators, small business owners, and individual professionals who need powerful PDF capabilities without the steep learning curve or high subscription fees of tools like Adobe Acrobat.

This software is an ideal solution for professionals across diverse industries such as IT services, education, manufacturing, finance, real estate, and healthcare.

This application offers home, school, and business users access to a versatile platform for the management of a large number of PDF documents of all types and complexities.

A powerful and user-friendly PDF editing software designed specifically for macOS users.

Users can edit text, images, or layouts, perform OCR on scanned documents, annotate PDFs, or extract insights using AI summarization.

Adding comments, highlighting specs, and merging large blueprint PDFs is incredibly fast. The pen tools feels natural for sketching quick notes.

James Carter

Lead Architect and co-founder

BEST PDF Editor to Edit PDFs without Losing Formatting and Quality.

Nick Russell

1,240 Subscribers

Whether you're a student, professional, or researcher, PDNob is a cost-effective alternative to paid software like Adobe Acrobat.

Seen Through a Lens

26,800 Subscribers

It is designed for use by professionals and individuals across various industries such as education, healthcare, and finance.

Emily Johnson

Editor

As a desktop application, it ensures your documents are processed locally, maintaining confidentiality and security.

David Mbugua

43,400 Subscribers

I've really enjoyed using PDNob PDF Editor. It’s simple to navigate, powerful enough for all my editing and conversion needs.

Piotr

Finance manger

I've been using PDNob PDF Editor on my Surface Pro, and it feels really smooth with touch and pen. Inking and highlighting just work naturally, even on big technical PDFs.

Bob M.

Accounting Assistant

PDNob PDF Editor goes beyond traditional PDF tools by integrating AI-driven features.

Tech Based

80,800 Subscribers

Certified Security, Enterprise-Ready

Independently verified to meet the highest standards of global data protection and compliance.

CMMI Level 5 Certified

Unshakable Reliability. The proof that our development process is world-class.

PCI DSS Certified

Your Transactions, Guarded. We protect every payment with the highest security standard.

ISO Certified

Our systems meet international benchmarks, for uncompromising quality and security.

GDPR Compliance

Built-in GDPR compliance ensures your documents and data are protected under EU law.

CPRA Compliance

Your data is protected under California's privacy laws, ensuring your information is safe with us.

CMMI Level 5 Certified

Unshakable Reliability. The proof that our development process is world-class.

PCI DSS Certified

Your Transactions, Guarded. We protect every payment with the highest security standard.

ISO Certified

Our systems meet international benchmarks for uncompromising quality and security.

GDPR Compliance

Built-in GDPR compliance ensures your documents and data are protected under EU law.

CPRA Compliance

Your data is protected under California's privacy laws, ensuring your information is safe with us.

Explore trust center

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 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.

FAQs by PDNob PDF Editor

FAQs

Get PDF Tips

PDNob 2.0 introduces a faster PDF engine, smarter AI-powered OCR, improved compression, and a redesigned interface—helping you work with PDFs faster, easier, and more efficiently.

Thanks to the upgraded PDF engine, PDNob 2.0 can open 100+ pages in under 1 second with no lag.

Yes, all existing PDNob users can upgrade to version 2.0 for free at no extra cost.

If you already have PDNob installed, simply check for updates within software and follow the prompts. New users can download PDNob 2.0 directly from our official website.

Yes, PDNob 2.0 PDF Editor offers a free trial with no time limit, allowing you to explore all features before making a purchase or subscription decision.

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.

PDNob 2.0 PDF Editor is compatible with Windows 10/11 (64-bit) and macOS 10.15 or later.

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.

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

PDNob uses advanced OCR to extract text from NotebookLM slide PDFs and separates background images, titles, and main text boxes. After OCR, NotebookLM slide PDFs are fully editable and can be exported to PowerPoint, Word, etc.
Conversion is fast and much easier than manual recreation, though minor adjustments (5–10%) like font or text box alignment may be needed due to complex visuals. For best results, plan slide style and layout in NotebookLM before exporting.

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