Split CSV — Split Large CSV Files Online
Split large CSV files into smaller files by row count or file size.
Drop your file here or click to browse
Maximum file size: 50.0 MB
Accepted: .txt, .csv, .tsv, .log, .md, .json, .xml, .html, .css, .js, .ts
Features
- ✓Split by row count
- ✓Split by file size
- ✓Keep headers
- ✓Batch download
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Frequently Asked Questions
How do I use Split CSV?
Upload your CSV file, specify how to split it (by row count or by column value), then download the separate files as a ZIP.
Is Split CSV free?
Yes, Split CSV on ToolPix is 100% free with no signup or installation required.
Is my data safe?
All processing happens in your browser, your data never leaves your device.
What split methods are available?
Split by row count (e.g., every 1000 rows), by column value (e.g., one file per country), or at specific row numbers.
Does each split file include the header row?
Yes — the header row is automatically copied to each split file so each one is independently usable.
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