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

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

  • Embedded tab characters in fields are not escaped, check output if your data may contain tabs.
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.