DDoc80Tools
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Remove duplicate table rows

Remove repeated table rows using selected columns.

Local processing
Instructions and limits
  1. Upload or paste CSV/TSV, confirm the delimiter and select Read columns.
  2. Choose comparison columns and space/case rules, then remove duplicates and download CSV.

UTF-8 files are capped at 5 MB, 50,000 rows or 300,000 cells. The first row is a header by default and no selected columns means all columns. CSV formula escaping can be disabled for raw values.