CSV Column Editor

CSV Column Editor

Local Processing

Pick, reorder, delete, rename, add, fill or swap CSV/TSV columns, or change the delimiter — in one tool.

How It Works & Processing Standards

Pick, reorder, delete, rename, add, fill or swap CSV/TSV columns, or change the delimiter — in one tool.

Tool processing runs in your browser. If you create a calculator or conversion share link, its values are included in the URL. See the privacy policy for account, analytics and advertising data.

Current Limits

  • Desktop max file size: 50MB
  • Mobile max file size: 20MB

Choose what to do under "Task" and enter column names (or numbers counted from 1). Get a CSV with just the columns you need without opening Excel.

What You Can Do

Select, reorder, delete
Keep only the columns you need in your order, or delete some.
Rename, add, fill
Rename columns, insert new ones and fill with a value.
Swap and delimiter
Swap two columns or change the delimiter to tab, semicolon and more.

How to Use CSV Column Editor

  1. 1
    Choose a taskPick the column edit.
  2. 2
    Enter CSV and columnsPaste the CSV and name the columns.
  3. 3
    Get the resultCopy the CSV or download Excel.

Examples

Only score and name, in that order
Input: 이름,부서,점수 민수,영업,82 지영,개발,95 철수,영업,77 영희,개발,88 columns: 점수,이름
Result: 점수,이름 82,민수 95,지영 77,철수 88,영희
Delete the department column
Input: 이름,부서,점수 민수,영업,82 지영,개발,95 철수,영업,77 영희,개발,88 column: 부서
Result: 이름,점수 민수,82 지영,95 철수,77 영희,88

Common Use Cases

  • Removing personal-data columns before sharing
  • Matching the column order another system expects

Frequently Asked Questions (FAQ)

Can I refer to columns by number?

Yes. Column numbers counted from 1 work in place of header names.

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