Original CSV

Modified CSV

CSV Compare + Diff Tool

All files are processed locally on your device.

A powerful tool for comparing and analyzing differences between two CSV files. Upload your files and instantly see what's changed.

Key Features

  • Easy File Upload: Drag-and-drop or click to upload your CSV files, with automatic format validation.
  • Smart Comparison: Instantly see added, deleted, modified, and unchanged rows with clear visual indicators.
  • Detailed Analytics: Get quick insights with file statistics and a changes summary showing added, modified, deleted, and unchanged rows.
  • Advanced Visualization:
    • Side-by-side comparison of original and modified content
    • Color-coded differences: green for additions, red for deletions, yellow for modifications
    • Word-level diff highlighting within modified cells
  • Powerful Controls:
    • Search functionality to find specific content
    • Toggle to show/hide unchanged rows
    • Export differences to a new CSV file

Perfect for data analysts, developers, and anyone who needs to track changes between CSV files quickly and accurately.