How to clean CSV / Excel

Choose a CSV or Excel file.
Tick the clean-ups you want.
Download the tidy file.

Questions

Is it free?

Yes. Every tool works free within daily limits. A free account raises the limits and keeps results for 7 days; Pro adds bigger files, batch processing and 90-day history.

What happens to my files?

Files are processed on our own server, never sent to third-party services, and deleted automatically: uploads straight after processing, results after the retention period of your plan.

More csv & excel tools

Merge CSV / Excel

Combine several CSV or Excel files into one, lining up columns by name.

Remove duplicates

Remove duplicate rows, by the whole row or by chosen columns such as email.

Compare two files

See which rows are only in the first file, only in the second, or in both.

Convert CSV / Excel

Convert between CSV, Excel (.xlsx) and tab-separated, or change the delimiter.

Clean CSV / Excel