CSV Column Tool

Extract a chosen set of columns from CSV data, or split one column into two using a delimiter.

Your file is processed locally in your browser and is not uploaded to our server.

CSV input

Columns to keep (comma-separated names)

name,city
Alice,NYC
Bob,LA

How to use CSV Column Tool

1Extract mode: paste CSV data and list the column names you want to keep, in order.
2Split mode: choose a column index to split into two columns using a delimiter.

Use a spreadsheet formula, or extract the columns you need here and then use the Text Column Converter tool to join them with your chosen delimiter.

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