Free Text List Cleaner

Paste a messy list (emails, names, keywords, SKUs, links) and tidy it in one click: remove duplicates and blank lines, sort it, fix spacing and capitals, or pull out just the email addresses. Everything happens in your browser.

Your list (one item per line), or open a text file

Trim spaces at the start and end Squash repeated spaces Remove empty lines Remove duplicates …ignoring capitals Pull out only Keep only lines containing Remove lines containing Sort Capitals Add before each line Add after each line Join lines with Number the lines (1. 2. 3.)

Common jobs

Merge mailing lists: paste them all, choose "Email addresses" and "Remove duplicates, ignoring capitals".
Keyword lists: lowercase, trim, remove duplicates and sort A → Z.
For a spreadsheet or SQL query: join with commas, add a quote before and after each line.
Raffles and rotas: shuffle randomly (uses your browser's secure random numbers).

🔒 Your text never leaves your browser.