OneFreePlace
FREE ONLINE TOOL

Free CSV
Editor

Edit, clean, validate and export CSV files privately in your browser. Undo/redo, bulk transforms, find & replace, spreadsheet paste and no upload.

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FreeUse this tool without paying.No sign upStart with the tool right away.Clear stepsRead the tool’s own guidance.

About Free CSV Editor

Edit messy CSV data without handing it to a server—or letting a spreadsheet silently rewrite IDs, dates and leading zeros. Fix cells, reshape columns, validate data, undo anything, then export a clean copy.

Workspace options

  • Rows per page
  • Format
  • UTF-8 BOM for Excel compatibility
  • Protect formula-like cells on export
  • First pasted row should replace column headers
  • Find

Available actions

  • Choose file
  • Paste data
  • Try sample
  • Open
  • Paste
  • Find & replace