CSV Diff — Compare Two CSV Files Online
Compare two CSV files row-by-row with a path-level diff report. Client-side only — your data stays private.
Your data never leaves your browser
Original CSV
Compare CSV
Diff report
Paste valid CSV on both sides to compare.
About this tool
Row diffColumn awareSwap panelsCopy reportPrivate
How to use
- Paste CSV A and CSV B.
- Review the diff report.
- Copy changes for your pipeline.