Comma to Newline Converter

This free online comma splitter converts between comma-delimited and line-break formats, making your data easier to organize and reuse — in one click.

All tools on this site run entirely in your browser locally. No data is uploaded to any server.

Features:

• Comma Split: Convert commas into line breaks and split comma-separated content into one item per line
• Lines to comma: Convert line breaks into commas and join the lines into a single comma-separated line
• Add comma at end: Add a comma to the end of each line
• Add comma at start: Add a comma to the start of each line
• Remove empty lines: Remove blank lines from the split result
• Trim spaces: Remove leading and trailing spaces from each line
• Merge into one line: Merge all lines into one

Common uses:

• Processing CSV data and converting it into one value per line
• Generating parameter lists for SQL IN clauses