I Hack PDF
English

PDF information

Inspect page size, page count, metadata, and form fields.

Read the guide ↓

What this tool does

Inspect PDF page dimensions, rotations, document properties and supported form field names. Use a structured report to understand a document before editing its pages or filling fields.

What you can open
One PDF that can be opened by the tool.
What you will download
A JSON information report describing the file, pages and supported form fields.

How to use it

  1. Choose the PDF to inspect.
  2. Run the information report and download the JSON file.
  3. Read the page and form details before choosing another editing operation.

Know the tradeoffs

  • The report is descriptive and does not validate every PDF feature or certify document authenticity.
  • A password-protected file may need to be unlocked first.

Questions about this tool

Does inspection modify the original PDF?

No. It creates a separate information report.

Can it show the names used by interactive form fields?

Yes. Supported form fields are listed with their names, types and current values.