Column to Comma List Converter
Paste a vertical list of items and convert it into a single comma-separated line.
Input0 lines
Output
How it works
Paste your column of data — one item per line — into the input field above. Click "Convert" to instantly merge them into a single line separated by commas. Perfect for converting spreadsheet columns, database records, or any vertical list into a format ready for SQL IN clauses, CSV fields, or API parameters.
Common use cases
- Converting Excel or Google Sheets columns into comma-separated values
- Creating SQL IN clause lists from database IDs
- Formatting tags, labels, or keywords for bulk import