See what's really
inside your PDFs
Upload any PDF and get a deep forensic analysis. Inspect metadata, detect hidden content, analyze fonts, and verify document integrity.
Our Tools
Choose a tool to get started — more coming soon
PDF Detective
LiveDeep forensic analysis with health score, metadata, hidden content detection, and more.
PDF Compare
LiveUpload two PDFs and see exactly what changed — metadata, structure, and content.
Try NowBatch Analysis
LiveAnalyze multiple PDFs at once and compare health scores, metadata, and findings.
Try NowFile to PDF
LiveConvert .txt, .md, .html, and .csv files into clean, well-formatted PDFs instantly.
Try NowText Extraction
LiveExtract all text from a PDF, search within it, and copy to clipboard instantly.
Try NowPage Preview
LiveRender every PDF page as a visual thumbnail — browse, zoom, and inspect pages instantly.
Try NowAlteration Detector
LiveSynthesize forensic signals into a clear tamper and AI-alteration verdict with confidence score.
Try NowAPI Reference
LivePublic REST API documentation — integrate PDF analysis, comparison, and conversion into your own apps.
View DocsHow It Works
Three simple steps to uncover everything hidden in your PDF
Upload
Drop your PDF or click to browse. Files up to 20MB supported.
Analyze
Our engine inspects 6 forensic dimensions in seconds.
Discover
Get a detailed report of everything hidden inside your document.
What You'll Discover
Upload a PDF and instantly get a detailed breakdown across 6 analysis modules
Metadata Inspector
Author, creator app, creation & modification dates, PDF version, page count, encryption status, and raw XMP data.
Font Analyzer
Every font used in the document — name, type, encoding, which pages use it, and whether it's embedded or substituted.
Hidden Content Detector
Find invisible text, hidden layers, JavaScript code, annotations, and content that's not visible when viewing normally.
Structure Analyzer
Table of contents, bookmarks, form fields with their values, all hyperlinks, page labels, and document permissions.
Embedded File Extractor
Discover files hidden inside the PDF — images, documents, spreadsheets, or any other attached files with their sizes and dates.
Integrity Checker
Digital signatures, producer chain (which tools created/modified it), revision count, and suspicious indicators like date mismatches.
Deep Inspection
6 analysis modules covering every aspect of your PDF — from metadata to hidden JavaScript.
Privacy First
Your files are never stored. Analysis happens in-memory and results are returned instantly.
Fast & Free
Get results in seconds. No account required. No watermarks. No hidden fees.
Who Is This For?
Journalists & Researchers
Verify document authenticity. Check if a PDF has been tampered with, who created it, and when it was last modified.
Lawyers & Compliance Teams
Inspect contracts for hidden text, verify digital signatures, and ensure documents haven't been altered after signing.
Security Professionals
Detect embedded JavaScript, hidden executables, and suspicious content that could pose a security threat.
Anyone Curious
Ever wonder what's really inside that PDF you downloaded? Find out what metadata, fonts, and hidden content it carries.
Ready to inspect your PDF?
Upload your document and discover what's hidden beneath the surface. No signup required.