Duplicate remover
Find and remove identical rows from CSV or Excel. Free, private and browser-based.
Read-only viewerFree workspace supports five open files. Each file can be up to 100 MB.
Find and remove identical rows from CSV or Excel. Free, private and browser-based.
Read-only viewerFree workspace supports five open files. Each file can be up to 100 MB.
Find and remove rows that appear more than once in a spreadsheet or CSV file. Mailing lists, contact exports and order reports often contain the same row twice; this tool keeps one copy of each. Works with CSV, XLS and XLSX files.
Tip: Rows only count as duplicates when every cell matches. Run the CSV cleaner first to remove stray spaces that make identical rows look different.
A row whose cells are all identical to an earlier row. The first copy is kept.
For more control (one column, ignoring case or spaces, keeping the last copy), use CSV Studio's Remove duplicates.
Yes, XLS and XLSX as well as CSV.
Yes. The remaining rows stay in their original order.
No. The file is opened and processed in your browser; it never leaves your device and nothing is stored on a server.