Wrap each line of your text in double quotes — the quick way to turn a list into something you can paste into code.
apple banana cherry
"apple" "banana" "cherry"
Run Comma Separator afterwards to join the quoted lines into a single comma-separated list.
No. This tool runs entirely in your browser — nothing you type or paste is uploaded, logged or stored anywhere.
There is no fixed limit. Very large documents depend on your device’s memory, but ordinary pages and files are handled instantly.