Split a large CSV file online — free
Break a big product CSV into smaller files (for example, 100 rows each). No signup, and your file is processed privately in your browser — nothing is uploaded.
The header row is added to every file automatically.
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Drop your CSV here
or click to browse
🔒 Nothing is uploaded or stored — the split happens on your device.
Moving these products to a different store? Use the free
CatalogPort converter to reformat your CSV for Shopify, WooCommerce, Amazon, Etsy and more.
Why split a CSV? Many store importers and marketplaces cap how many products you can upload at once. Splitting a big export into smaller batches makes bulk imports reliable and easy to retry if one batch fails.