compare2word
Free online tool to compare Word, PDF, and Excel documents side-by-side with instant highlighting of differences.
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Compare2Word is a privacy-focused, browser-based document comparison tool that allows users to:
- Compare Word, PDF, Excel, PPT, and TXT files with accurate difference highlighting
- Work entirely client-side (no file uploads) for maximum security
- Support dual viewing modes (Unified/Split View) for flexible comparison
- Parse complex document structures including formatting and hierarchies
Key Features:
- 100% local processing (WASM & Web Workers)
- Supports files up to 50MB
- Cross-platform compatibility (works on any device)
- No software installation required
Ideal For:
- Legal professionals reviewing contracts
- Academics comparing research paper versions
- Editors tracking manuscript changes
- Developers comparing documentation
Unique Advantage: Unlike cloud-based alternatives, Compare2Word guarantees zero data exposure by processing files locally in your browser.