Free PDF tool

PDF Difference Checker

Compare two PDF versions side by side and jump to changed wording on each page.

🔒 Both PDFs stay in your browser. Selectable text only.
Choose the original PDF to see it here.
Choose the changed PDF to see it here.
01

Find wording changes in two PDFs

Choose an original PDF and a revised PDF. The tool reads selectable text in your browser and groups additions, removals and replacements by page.

02

Review changes in the source pages

Select a difference to open the matching pages in two PDF viewers. Page controls and zoom let you read each edit in its original context.

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Frequently asked questions

Are my PDFs uploaded?

No. Both files are read and compared in your browser.

Does this check visual layout?

No. This tool compares selectable text; it does not compare images, fonts, margins or scanned pages.

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