CSV Deduplicator

Clean pasted CSV data by removing duplicate rows or repeated records based on one key column before import.

CSV input

Delimiter

First row is header

Match duplicates by

Key column

Ignore case when matching Trim cell whitespace

Cleanup Check

Use full-row matching for exact export duplicates. Use a key column when email, SKU, invoice number, or another identifier should be unique.

Input Rows

Kept Rows

Duplicates Removed

Deduplicate CSV data to see cleanup results.

Clean CSV output

Removed rows

Ready.