PDF Page Size Checker
ThePDF
Check the page dimensions and size of your PDF documents.Updated 2026-03-20
Drag & drop your file here or click to browse
Frequently Asked Questions
What info does it show?
Page dimensions in points and millimeters, plus format detection.
What formats are detected?
A3, A4, A5, and US Letter.
Free?
Yes, completely free.
How to Use
- Configure processing options
- Download processed PDF
- Preview output to verify
- Upload PDF by clicking or dragging
FAQ
Does it work with scanned PDFs?
Works best with text-based PDFs. Scanned (image-only) PDFs have limited functionality.
What is the maximum PDF size?
Depends on device memory since processing is local. Most devices handle up to 100MB.
Can I process protected PDFs?
You need to enter the password first. We cannot bypass PDF security.
Will formatting be preserved?
Original formatting including fonts, images, and layout preserved as much as possible.
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