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PDF Info Viewer

Read the page count, version, size and producer of a PDF file without uploading it.

Read PDF information

Pages: —
PDF version: —
File size: —
Producer: —
Compressed streams: —
Object streams: —
The page tree of heavily compressed PDFs may not be readable without a full PDF parser.

How to use the PDF Info Viewer

  1. Choose a PDF file from your device.
  2. Click Read info to scan the file inside your browser.
  3. Read the page count, version, size and producer fields.

Features

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Frequently Asked Questions

Common questions about the free online pdf info viewer.

It shows the page count, PDF version, file size, producer string and how many streams use the FlateDecode filter.
The tool counts page objects in the file and also reads the Count entry from the page tree, then reports the larger value.
No. The PDF is opened with the browser File API and every byte stays on your device.
Some PDFs keep their page tree inside compressed object streams, which cannot be decoded without a full PDF library.
The version comes from the first line of the file, for example PDF-1.4 or PDF-1.7.
No. Encryption hides the internal dictionaries, so only the header and the file size can be reported.
It is the name of the software that wrote the file, such as Word, Chrome or a print driver.
Yes. The viewer works in any modern browser on phones, tablets and desktop computers.
Yes, it is completely free with no sign-up, no limits and no account needed.

Last updated: October 10, 2026