Compare PDF

Compare two PDFs and generate a text-based difference report with temporary server processing

How it works

1Upload the primary PDF and the second PDF you want to compare.
2Start the comparison to extract selectable text page by page and build a comparison report.
3Download the PDF report summarizing identical, changed, added, and missing page slots.

Processing for this tool

Temporary server processing in Germany

This tool uses temporary SentryPDF server processing on Fly.io in Frankfurt am Main, Germany. Temporary files are configured for 30 minutes and the cleanup sweep runs every 60 seconds.

If the file is highly confidential, prefer a browser-local tool or browser-local mode when one can do the job well.

Primary PDF

Upload the main PDF version you want to treat as the primary document.

Drop your PDF file here

or click to browse - up to 100 MB per file

Select file

Comparison PDF

Upload the second PDF version you want to compare against the primary file.

Drop your PDF file here

or click to browse - up to 100 MB per file

Select file

Compare PDF currently uses selectable text only. Run OCR PDF first for scanned or image-only documents.