๐ PDF Compare
Compare two PDF files side by side with synchronized scrolling. Visual page-by-page comparison. 100% in your browser.
PDF A (Original)
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PDF B (Modified)
Click to select
Frequently Asked Questions
PDF Compare: Compare two PDFs side by side
PDF Compare lets you compare two pdfs side by side. Upload two PDFs and get a page-by-page comparison โ all processed locally in your browser, with no uploads and no sign-up.
Spot differences between contract versions
Spot differences between contract versions. This is one of the most common reasons people reach for PDF Compare โ and it handles the job in seconds, entirely in your browser.
Compare revised and original documents
Compare revised and original documents. This is one of the most common reasons people reach for PDF Compare โ and it handles the job in seconds, entirely in your browser.
Verify changes across PDF drafts
Verify changes across PDF drafts. This is one of the most common reasons people reach for PDF Compare โ and it handles the job in seconds, entirely in your browser.
Everything You Need in a PDF Compare
Powerful features that make PDF Compare fast, private, and free.
Instant Processing
PDFs are processed in your browser the moment you upload.
100% Private
Your PDFs never leave your device โ no server uploads.
Text-Based Output
Conversions produce real, searchable, selectable text.
All-in-One PDF Suite
Merge, split, edit, annotate, convert โ 25+ PDF tools.
Free Forever
No sign-up, no watermarks, no page limits.
Cross-Platform
Works on Windows, Mac, Linux, iOS, and Android.