Drag and drop your file here
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Your file is processed in your browser and is never sent to our servers.
About CSV Column Extractor
CSV Column Extractor keeps only the columns you need and drops the rest. It is handy for removing private or unneeded data before sharing a file.
Read the guide: How to Keep Only the Columns You Need in a CSV →
Tips for best results
- Use All and None to start quickly.
- Column order stays the same as the original.
- Remove private columns before you share a file.
How to use CSV Column Extractor
- 1
Add your CSV
Choose the file.
- 2
Tick columns
Select the columns to keep.
- 3
Download
Save the smaller CSV.
Frequently asked questions
Can I rename columns?
Not in this tool. It only selects columns.
Is my data uploaded?
No. Your file is opened inside your browser, so it stays on your own phone or computer and is not sent to our servers.