CSV Splitter

Keep the header in every part, choose rows per file, preview part counts, and download individual CSV chunks locally.

CSV file

Data rows per part

ReadyThe header row is repeated in every output file.

How to use this CSV Splitter

Split a large CSV into smaller row-count chunks. Enter your values above and the result is calculated directly in your browser. No account is required.

Fast answer, clear inputs

This tool is built around one job: give the answer quickly without forcing a signup or hiding the result. Related tools are linked nearby when the next calculation or conversion is useful.