PdfCompare
Compare PDFs locally in-browser with 100% client-side privacy
Free - Free to use in-browser; no account required and zero server uploads.
About PdfCompare
PdfCompare is a browser-based PDF comparison tool that runs entirely in local memory via WebAssembly. Compare two documents side-by-side without uploads or accounts and spot every text revision, clause change, image alteration, and layout shift. Offers multiple diff views (Doc View, Redline, Pixel Overlay), smart filters (ignore spaces, numbers-only), a diff navigator for page-level auditing, and support for .pdf, .docx, and .txt files. Built for legal, finance, design and enterprise teams needing precise, privacy-first document audits.
Key Features
- 100% client-side WebAssembly processing — no server uploads or accounts
- Multiple comparison views: Doc View, Redline, Pixel Overlay
- Supports .pdf, .docx and .txt file formats
- Smart filters (ignore spaces, numbers-only) and a Diff Navigator for auditing
- Privacy-first: files stay in browser memory; audit-ready comparisons for legal/finance
Who is this for?
Legal teams, auditors, finance teams, designers and enterprise users needing precise, private document comparisons
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FreeFree to use in-browser; no account required and zero server uploads.
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