Break large CSV files into smaller chunks by row count. Free, private, instant. Choose exactly how many rows per file.
Split My CSV Now →You choose exactly how many rows per split file. Full control over output size.
All processing in your browser. Your data never leaves your device.
All split files download immediately. No waiting, no email required.
Large CSV files can be too big to import into tools like Mailchimp or Shopify. Splitting them into smaller chunks solves this instantly.
Yes — completely free. No account or credit card needed.
Yes — every split file includes the original column headers so each file is independently usable.
Free plan supports up to 5MB. Pro plan supports up to 50MB.