Find and remove duplicate rows. Choose which columns define a duplicate and how strictly to match — from exact matches to fuzzy matching that catches typos and formatting differences. Review every group before downloading.
1
Upload a spreadsheet
Drag & drop a spreadsheet to check for duplicates
or
.xlsx or .csv
2
How should rows be compared?
Rows are duplicates when all checked columns match. Tip: compare on an ID or email column for precise matches.
looserstricter
3
Review & download
No duplicates found with these settings. Try a looser strictness or fewer columns.
Showing the first 100 groups — the download includes every group.
The download contains: Cleaned (duplicates removed), Removed Duplicates (with the row each duplicated), All Rows Flagged (original data with Keep / Remove / Unique status) and a Summary.