Data Converters

CSV to TSV Converter

Paste comma-separated CSV and get tab-separated TSV output instantly. Handles RFC 4180 quoted fields correctly, commas inside quotes are preserved, not split.

Runs entirely in your browser No account needed Copy or download result
CSV TSV
Paste CSV below, or drop a file

Converted entirely in your browser; your data never leaves your device

Input Text or file Output Text Browser-only No upload by default

Features

  • RFC 4180 compliant CSV parsing
  • Replaces commas with tab characters
  • Quoted commas preserved correctly
  • Handles multi-line fields inside quotes
  • Copy or download as .tsv file
  • Browser-only

How to use it

  1. Paste your CSV data into the input panel.
  2. Conversion runs automatically.
  3. Copy the TSV output or download as a .tsv file.

Use cases

  • Converting CSV exports for tools that expect TSV
  • Preparing data for tab-delimited database imports
  • Converting for Excel paste compatibility

Limitations

  • Quoted CSV values are parsed before the TSV output is generated.
  • Very large files depend on browser memory and device performance.
  • Malformed or highly specialized data may need manual cleanup before or after conversion.
See also

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Questions & answers

Frequently asked

What happens to commas inside quoted fields?

They are preserved as-is. Only the unquoted field delimiter commas are replaced with tabs.

Does CSV to TSV upload my data?

Your file or text is processed in your browser and is not uploaded.

What does CSV to TSV output?

It outputs TSV text. Quoted CSV values are parsed before the TSV output is generated.

Should I review the result before using it?

Yes. Data formats vary, so always review generated output before using it in production, database, or publishing workflows.