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Your file is processed in your browser and is never sent to our servers.
About CSV Splitter
CSV Splitter breaks a big CSV into smaller files with a number of rows you choose. The files come in one ZIP, each with the header row.
Read the guide: How to Split a Large CSV File into Smaller Files →
Tips for best results
- Many tools limit uploads to a few thousand rows, so split to fit.
- Keep the header option on so every part is complete.
- Parts are named part-1, part-2 and so on.
How to use CSV Splitter
- 1
Add your CSV
Choose the big file.
- 2
Rows per file
Enter how many rows each part should hold.
- 3
Download ZIP
Click Split and save the ZIP.
Frequently asked questions
Is there a limit?
You can make up to 500 files from one CSV.
Is my data uploaded?
No. Your file is opened inside your browser, so it stays on your own phone or computer and is not sent to our servers.