Paste two lists — the tool finds shared lines, lines unique to each list, and builds a union without duplicates. Case and whitespace can be ignored.
Runs in your browser — data is not sent to a serverClean repeated lines from a list — case- and whitespace-sensitive or not.
Sort LinesAlphabetically, numerically, by length, in reverse — or shuffled.
Add Prefix and Suffix to LinesAdd text to the start and end of every line: quotes, commas, tags.
Column ↔ Comma-Separated ListJoin a column into one comma-separated line or split it back.
We'll collect and tidy up website data: prices, products, contacts, reviews — in the format and at the frequency you need.