Split CSV
Split a CSV into multiple files by row count or by unique values of a column.
Drop a file or click to browse
or paste data below
No rows to split
How to use Split CSV
Split a CSV by row count or by column value. Follow these steps to get a reliable result in seconds.
- 1
Load a CSV file.
- 2
Split by row count or by unique values of a column.
- 3
Download individual parts or all parts at once.
- 4
Use Sample Data first if the file is very large.
Why RividTech?
A simple, private toolkit for everyday structured-data tasks — without signing up or sending files to the cloud.
Private by design
Your files are processed in your browser. RividTech does not upload your CSV, TSV, or JSON content to our servers for conversion.
Fast and free
No account, no install, and no wait for server round-trips. Tools run instantly on your device.
Built for real workflows
Convert formats, generate SQL, preview tables, remove duplicates, and filter data — then copy or download when you are done.
Works anywhere
Use the tools on desktop or laptop with a modern browser. Ideal for quick one-off tasks and everyday data cleanup.
More clean & transform
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Merge CSV
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Find & Replace
Find and replace text across columns with optional regex