CSV Duplicate Row Remover
Remove duplicate CSV rows using an email, phone, ID or any selected column.
0Rows found0Duplicates removed0Clean rows
Was this tool useful?Your answer helps us improve it.
About CSV Duplicate Remover
Paste CSV data, choose the column that identifies duplicates and download a clean file. It is useful for contact lists, exports, registrations and lead sheets. Your data stays in the browser.
Helpful context
Which duplicate row is kept?
The first occurrence is kept and later rows with the same selected-column value are removed.
Does capitalization affect matching?
No. Values are trimmed and compared without case differences.
Is my CSV uploaded?
No. Cleanup and download happen in your browser.