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Split a big CSV or Excel file

Cut a large file into parts that Excel, a CRM or an upload form accepts. Free, instant, no sign-up.

  1. Press Select file and pick the big file.
  2. Type how many rows each part may have (the upload form usually says the limit).
  3. Press Split and download the ZIP with all parts. Every part keeps the header row.

Step 1

Choose your CSV or Excel fileor drag and drop it here, or paste with Ctrl+V · up to 50,000 rows
Select file
🔒 Private: used only for your result, deleted after 24 h, nobody looks at it.

Step 2

Parts as

Step 3

Working on it… usually 2–30 seconds. Keep this page open.

Free: up to 50,000 rowsNo paid limit on this tool.All prices

Files are used only for your result and deleted automatically after 24 hours.

💡 Simple guide · no technical skills needed

When do I need this?

Your file is too big: Excel, a shop or a CRM accepts only a certain number of rows per upload.

Words explained

CSV
A very simple table file. Excel and Google Sheets open it.
Excel
A spreadsheet program (tables with rows and columns). Google Sheets and LibreOffice open the same files.
ZIP
A box that holds several files in one. Double-click (or tap) it to see the files inside.

Stuck? Press Help in the bottom corner and write your question in any language. You get an answer in seconds, or a real person answers you.

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