CSV splitter

Split CSV data into smaller files while repeating the original headings.

Processed on your device

Input

Open a local UTF-8 text file25 MiB maximum. The file opens in the text box above.Or drop a file here.

Options

Options

How to use this tool

  1. Paste CSV with one header row.
  2. Choose the maximum data rows in each output file.
  3. Download the generated CSV parts; quoted multiline cells stay together.

Things to know

  • Processing happens on your device. Check the result before replacing your original data.
  • Each CSV input accepts up to 25 MiB, 100,000 data rows, 10,000 columns and 1,000,000 cells. Expanded tables also count empty cells.
  • Generated CSV text is limited to 25 MiB in total, including all split files.

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