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Spreadsheet Cleaner & Converter

Open XLSX, ODS, or CSV, remove common data clutter, preview changes, and export a clean format.

Runs in your browser. Your content stays on this device.

What you can do
  • Open a spreadsheet and choose the worksheet to clean.
  • Trim cells, remove blanks or duplicates, and repair headings.
  • Preview the result and export XLSX, ODS, CSV, or JSON locally.
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