Tool67 PDF · Compare PDFs

Side-by-Side PDF Compare

Open two PDFs side by side for manual visual review without modifying either file.

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When Side-by-Side PDF Compare is the right tool

Open two PDFs side by side for manual visual review without modifying either file.

Good reasons to use it

  • Reviewing a revised document against an earlier version
  • Checking whether layout or wording changed
  • Creating evidence of changes for approval or QA

How to use Side-by-Side PDF Compare

  1. 1
    Add the two PDFs you want to compare.
  2. 2
    Choose the page range and options that match the result you need.
  3. 3
    Process the job, review the result, then download the new file.

Quality and processing notes

Rendering and text extraction can surface different kinds of changes. Review important differences in the source PDFs before relying on an automated comparison alone.

This tool runs in your browser for normal use, so your PDF stays on your device while the operation is performed.

Questions people ask

What does Side-by-Side PDF Compare change?

Open two PDFs side by side for manual visual review without modifying either file.

Where is the file processed?

This tool runs in your browser for normal use, so your PDF stays on your device while the operation is performed.

ProcessingOn your device
TypeCompare PDFs
StatusAvailable