CSVSwap

Merge CSV Files Converter

Combine several CSV files into one, matching columns by header name.

Your data stays on your device. The conversion runs in your browser and nothing is uploaded.

How to use the Merge CSV Files converter

  1. Select or drop all the CSV files at once.
  2. Click Convert.
  3. Download the merged file.

What to know

Questions

Do the files need the same columns?

No. All columns from all files are included.

Related tools