Comma-Separated List to Column Converter

How to Use

This tool converts comma-separated lists (or any delimiter) into a column format — one item per line. Perfect for reformatting data from spreadsheets, databases, or text files.

Supported Input Formats

• Paste text — Copy-paste comma-separated values directly
• CSV files — Upload .csv files from Excel, Google Sheets, etc.
• Text files — Upload .txt or .tsv files
• Custom delimiters — Use comma, semicolon, tab, space, pipe, or any custom separator

Features

• Trim whitespace from each item
• Remove empty/blank lines
• Remove duplicate entries
• Download as .txt or .csv
• Copy to clipboard instantly
• Works 100% in browser — files never uploaded to any server