PDF Analyzer
Get a complete breakdown of your PDF. View metadata, count words, extract text, and more.
Upload PDF File
Drag & drop your PDF file here or click to browse
Max file size: 10MB • Supports all PDF files
How to Analyze a PDF File
Upload Your PDF
Click the 'Browse Files' button or drag and drop your PDF directly into the upload area. Your file will be processed securely without any upload to external servers.
Automatic Analysis
Our advanced PDF parsing engine will extract all text, metadata, images, and structural information from your document. This process happens entirely in your browser.
Explore & Export Results
Navigate through detailed tabs showing content, metadata, statistics, extracted images, and keywords. Export your complete analysis in multiple formats.
Comprehensive Guide to PDF Analysis
What is PDF Analysis and Why It Matters
PDF analysis is the process of examining a PDF document to extract and understand its structural elements, content, and hidden metadata. Unlike simply viewing a PDF, analysis provides deep insights into how the document was created, what information it contains, and how it's structured internally. This is crucial for document management, forensic examination, content verification, and compliance purposes. Our free online PDF analyzer goes beyond basic viewing to give you a complete picture of your document's characteristics.
The Hidden World of PDF Metadata
Every PDF file contains a wealth of hidden information known as metadata. This includes the document's creation date, last modification date, author information, software used to create it, and sometimes even GPS coordinates if the document was created on a mobile device. Our analyzer extracts all standard PDF metadata fields including:
- Document Information Dictionary (DID): Title, author, subject, keywords, creator, and producer information.
- XMP Metadata: Extended metadata following the Adobe Extensible Metadata Platform standard, often containing detailed editing history.
- PDF Version Information: The specific PDF specification version your document follows (PDF 1.4, PDF 2.0, etc.).
- Font Information: Details about all fonts embedded in the document, including their type and encoding.
- Security Settings: Information about document permissions, encryption, and password protection.
Advanced Text Analysis and Statistics
Our analyzer provides comprehensive text statistics that help you understand the composition and readability of your document. Beyond simple word counts, we analyze:
- Text Density: Words per page average helps identify whether your document is text-heavy or contains mostly images.
- Reading Time Estimation: Calculated based on average reading speeds to help content creators gauge engagement time.
- Character Distribution: Breakdown of letters, digits, spaces, and punctuation to understand document composition.
- Word Frequency Analysis: Identifies the most commonly used words and phrases, useful for SEO optimization and content analysis.
- Page Length Variation: Shows how text is distributed across pages, highlighting potential layout issues.
Image Extraction and Analysis
PDF documents often contain embedded images that are not easily accessible without specialized tools. Our analyzer identifies all images within your PDF and provides:
- Image Inventory: Complete list of all images with their page locations.
- Format Detection: Identification of image types (JPEG, PNG, TIFF) and compression methods used.
- Size Information: Dimensions and approximate file size of each embedded image.
- Extraction Capability: Ability to save individual images for separate use or analysis.
Search and Content Analysis Features
The built-in search functionality allows you to perform sophisticated searches within your document:
- Case-Sensitive Search: Find exact matches with proper case handling.
- Whole Word Matching: Search for complete words only, not partial matches.
- Contextual Results: View search results with surrounding text for better understanding.
- Highlight Functionality: Visually highlight all matches throughout the document content.
Export Capabilities and Report Generation
Our analyzer provides multiple export formats to suit different needs:
- Text Export: Plain text format with basic formatting preserved.
- CSV Export: Tabular format suitable for spreadsheet applications and data analysis.
- JSON Export: Structured data format perfect for developers and automated processing.
- PDF Reports: Professionally formatted reports that can be shared or archived.
Security and Privacy Considerations
We understand that PDF documents often contain sensitive information. Our analyzer operates with your privacy as the highest priority:
- Browser-Based Processing: Most analysis happens directly in your browser, minimizing data transmission.
- No Permanent Storage: Files are processed temporarily and automatically deleted after analysis.
- Secure Connections: All communications are encrypted using industry-standard SSL/TLS protocols.
- No Third-Party Sharing: Your documents are never shared with or accessed by third parties.
Practical Applications of PDF Analysis
PDF analysis serves numerous practical purposes across different industries:
- Legal Professionals: Examine document metadata for evidence in legal cases and verify document authenticity.
- Academic Researchers: Analyze research papers for citation patterns, keyword density, and content structure.
- Content Creators: Optimize documents for SEO by analyzing keyword usage and content structure.
- IT Professionals: Troubleshoot PDF rendering issues by examining document structure and embedded resources.
- Archivists: Document and catalog PDF collections with detailed metadata extraction.
Related PDF Tools You Might Find Useful
Our suite of online tools is designed to handle all your PDF needs:
- Edit PDF: Make direct edits to your PDF documents after analyzing their structure.
- Compress PDF: Reduce file size after analyzing document composition to identify compression opportunities.
- Merge PDF: Combine multiple PDFs after analyzing each one individually.
- PDF to Word: Convert analyzed PDFs into editable Word documents.
Frequently Asked Questions
What kind of metadata can I see with your analyzer?
Our analyzer extracts comprehensive metadata including: Document title, author, subject, keywords, creator software, producer, creation date, modification date, PDF version, page count, page dimensions, embedded fonts, color spaces, security settings, and XMP metadata. We also extract custom metadata fields that might have been added by specialized software.
Does this tool count words in scanned (image-based) PDFs?
Our analyzer primarily works with text-based PDFs. For scanned documents, it will successfully extract and display the images, but may not be able to count words accurately unless the PDF has an underlying text layer from an OCR (Optical Character Recognition) process. If you need to analyze scanned documents, consider using OCR PDF tool first to add a text layer to your scanned PDF.
Are my analyzed files stored on your servers?
No. Your privacy is paramount. The PDF analysis primarily happens in your browser using client-side JavaScript. For very large files or complex operations that require server processing, files are temporarily stored on our secure servers with military-grade encryption and are permanently deleted within 2 hours of processing. We never access your files' content, and they're never shared with third parties.
Can I analyze password-protected PDFs?
Our analyzer can process password-protected PDFs if you provide the password during upload. However, we cannot and do not attempt to break encryption or access password-protected files without proper authorization. The password is used only for decryption during the analysis process and is not stored or transmitted after processing is complete.
What's the maximum file size you support?
We support PDF files up to 10MB for browser-based analysis. For larger files, the processing is handled on our secure servers. If you need to analyze very large documents (over 50MB), consider breaking them into smaller sections using our Split PDF tool first, then analyze each section separately.
How accurate is the keyword extraction feature?
Our keyword extraction uses a combination of frequency analysis, term weighting, and natural language processing algorithms to identify the most significant terms and phrases in your document. It filters out common stop words (like "the", "and", "is") and focuses on content-bearing words. The accuracy depends on the document's length and content complexity, but for most documents, it provides a highly representative list of key topics and themes.
Most Popular PDF Tools
Everything you need to manage documents in one place.
PDF Analyzer
Deep content & metadata analysis.
Merge PDF
Combine multiple files into one.
Compress PDF
Reduce size without losing quality.
PDF to Word
Convert to editable Docx format.
Edit PDF
Add text, shapes, and notes.
Sign PDF
Add digital signatures easily.
JPG to PDF
Convert images to PDF docs.
PDF to JPG
Extract pages as image files.
Listen to PDF
Text-to-speech for your docs.
Split PDF
Separate pages into new files.
Compress Image
Reduce image size instantly.
Bulk Compress
Optimize many images at once.