Text Cleaner

Paste messy text and clean it up in one click — remove duplicate or empty lines, trim whitespace, sort alphabetically, or strip list numbering.

Penman keeps your notes clean automatically — AI reformatting included.

Frequently asked questions

Can it remove duplicate lines?

Yes — dedupe keeps the first occurrence of each unique line and drops the rest.

Does it work on big pasted lists?

Yes, everything runs locally in your browser so large pastes are fine.

Convert text between every capitalization style in one click.

Diff two documents line by line and spot every change.

See which words and phrases you overuse, ranked by count.