Text line deduplicator Text line deduplicator

Remove duplicate text lines

Clean lists by removing repeated lines with options for case sensitivity, spaces, punctuation and sorting.

Use it for keyword lists, redirects, exports, logs and any text where the original order may matter.

The tool works in the browser and is suitable for quick content, SEO and editorial checks.
Source text stays in the current session and can be copied, cleaned or exported without a desktop editor.
Use the result panel to review generated tables, Markdown, CSV or formatted text before copying.
Long inputs are easier to edit on tablets and desktops with fullscreen mode enabled.
Generated drafts should be reviewed by a person before publishing or sending to users.
For production workflows, keep the original source text until the final output is checked.