List to Comma Separator

Text Tools

Convert lines to a comma list and back

FreePrivateInstant
Add a file · .txt .md .csv .json … · up to 2.00 MB
Separator
Wrap items in
Embed this tool on your websiteFree
  1. Choose how tall the frame should be.
  2. Press Copy code.
  3. Paste it into your page, blog, WordPress or Notion HTML block.
Height

The tool runs inside your visitor's browser, nothing is uploaded, and a small "Powered by ToolCloak" line stays under it. The second line (script) is optional: it makes the frame fit the tool's height.

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History

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List to Comma Separator — at a glance

Turn a column of items into a comma-separated list (with optional quotes) or split a comma list back into separate lines.

Your input
red
green
blue
Run
Result
red, green, blue

How to use it — step by step

A list with one item per line, or a comma-separated list.

1

Paste your input

Paste or type your content into the big input box. Try a sample if you want to see it work.

2

Choose options

Pick the mode and options that fit what you need.

3

Convert

Press the button. The result is created instantly on your device.

4

Copy the result

Check the output and press Copy to use it anywhere.

Pro tips

Small things that make the result better.

✦Choose single quotes to build a SQL IN (…) list.
✦Change the separator to a semicolon, pipe or space if you need to.
✦Turn on remove duplicates to clean the list at the same time.

Quick facts

Freeno signup, no limit
Instantresult in a moment
Privatenothing is uploaded
Any devicephone, tablet or PC

Frequently Asked Questions

Can I use a different separator?+

Yes. Type any separator in the Separator box, such as ; or | or a space.

Is my data safe?+

Yes. Everything runs inside your own browser. Your text, files and images are never uploaded to any server.

Is this tool really free?+

Yes — completely free, no signup, no watermark and no usage limit.

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