Compare PDF
Compare two PDF documents with page-level differences
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.PDF files • Max 200MB
Compare two PDF documents to locate changed text, missing pages, and revised sections before approving or sharing a new version.
How to use Compare PDF
- 1.Select the original and revised PDFs.
- 2.Run the comparison and review differences by page.
- 3.Confirm important changes against both source files.
About this PDF tool
PDF comparison is affected by scans, layout changes, fonts, and OCR. Treat automated differences as review guidance, not a substitute for reading the documents.
Common uses
- Review contract revisions
- Check updated reports
- Find document version changes
Privacy and local processing
SelfPDF’s core PDF file tools are designed for browser-based processing without an account. AI-powered tools may send the text needed for their AI task to an external AI service. Process only files you are authorized to use, and keep a local backup of important originals.
Frequently Asked Questions
Can I compare scanned PDFs?
Scanned files may need OCR before text differences can be identified reliably.