Convert tools

Sort CSV Rows

Sort CSV data rows naturally by a selected column, retaining the first row as a header.

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Columns start at 1. Uses English natural string sorting, not numeric decimal parsing; equal cells preserve their order.

Up to 100,000 UTF-16 units per input and 1,000,000 per result. See the supported formats and examples below.

How to use

  1. Sort CSV data rows naturally by a selected column, retaining the first row as a header.
  2. Choose the mode or options, then run the tool.
  3. Review the result, then copy or download the TXT file.

Example

header + rows → naturally sorted rows; header preserved

Details and limitations

Columns start at 1. Uses English natural string sorting, not numeric decimal parsing; equal cells preserve their order.

Text stays in your browser; it is not sent to a conversion server.

FAQ

Sort CSV Rows — What are the supported inputs and limits?

Columns start at 1. Uses English natural string sorting, not numeric decimal parsing; equal cells preserve their order.

Format references

Tool page updated: