Compare CSV Files Online
Upload two versions of a CSV file and instantly see what changed. Replay highlights added, removed and modified rows field by field.
The problem
Manually comparing two CSV files is slow, error-prone and impossible with large files. Scrolling through thousands of rows to find a single change is frustrating.
The solution
Replay automatically compares versions of your CSV files using a key column. In seconds you get a clear report of all differences.
Key Features
Automatic delimiter detection (comma, semicolon, tab)
Field-by-field comparison with change highlighting
PDF report export of differences
Complete version history for all uploads
How it works
Upload the original file as baseline
Upload the new version
View the differences and download the PDF report
Try it for free
Start with the free demo — no sign-up required. Or create an account to save versions and track changes over time.