CSV Cleaner FAQ and Quick Checklist
Use this guide when a spreadsheet export needs quick cleanup before import, upload, or analysis.
What this tool is best for
- Normalizing CSV, TSV, and delimiter-based exports
- Removing duplicate rows before imports
- Converting semicolon or tab files into cleaner CSV output
Quick answers
Is this tool free?
Yes. Tiny File Tools supports browser-based workflows without account signup.
Are files stored?
Files are processed temporarily and deleted automatically after processing.
How do I get better results?
Use auto-detect first, keep the header row when your file has column names, and choose the output delimiter your next system expects.
Quick checklist before you click submit
- Confirm the source file uses a consistent delimiter.
- Decide whether the first row is a header.
- Choose the right output delimiter for the destination app.
Quick checklist after download
- Open the cleaned file in a text editor or spreadsheet.
- Confirm the columns still line up correctly.
- Check that duplicates were removed as expected.
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