PDF Info & Metadata Viewer
Discover the hidden data in your PDF documents. Extract author info, creation dates, software tools, and detect page sizes directly in your browser without uploading.
Why use our Free PDF Info Tool?
OctalOne offers a safe and fast way to read hidden metadata and identify page sizes of your PDF documents without exposing your personal or business files to the internet.
- 100% Private: Files are processed locally on your device.
- Detailed Insights: View author, creator tool, creation dates, and page counts.
- Page Sizes: Automatically detects if pages are A4, Letter, Legal, etc.
- Export: Download the extracted metadata easily as JSON.
How to View PDF Properties
Extract metadata from your documents in seconds.
- Select PDF: Drag & drop a PDF file or click "Browse files".
- Analyze: The tool instantly scans the document structure.
- Inspect: Scroll through the tables on the right to inspect properties and identified page sizes.
- Download: Optionally download the extracted data as a JSON file for your records.
You might also like
Frequently Asked Questions
No, your PDFs never leave your device. The metadata extraction happens directly in your web browser using your computer's processing power. This ensures your sensitive documents remain completely private.
PDF metadata is hidden information embedded in documents by the software that created them. It usually includes the document Title, Author, Subject, Keywords, the Creator application (like Microsoft Word or Adobe InDesign), and the creation and modification dates.
Yes! The tool scans the document and identifies the dimensions of the pages. It will automatically match them to standard paper sizes like A4, Letter, Legal, A3, etc.
Currently, this tool is designed as a viewer to safely inspect and extract the existing metadata. We may add editing capabilities in the future.