Duplicate Line Cleaner

Remove duplicate lines from text directly from a simple Chrome popup.

Duplicate Line Cleaner is a lightweight Chrome extension that helps users quickly remove repeated lines from text directly from the browser toolbar. The extension provides a clean and modern popup interface where users can paste or type text, process it in one click, and get a cleaned result with only unique lines. This extension is designed for simple text cleanup and everyday productivity tasks. It can be useful for organizing lists, cleaning copied text, preparing data, managing keyword groups, or formatting line based content more efficiently. The tool also includes helpful options such as trimming spaces, ignoring letter case, and removing empty lines so users can produce a cleaner and more consistent result. All input and output are handled locally in the browser for convenience and privacy. The extension does not require advanced permissions, does not access browsing activity, and does not connect to external services. Its only purpose is to remove duplicate lines from text in a simple popup tool. Duplicate Line Cleaner focuses on simplicity, speed, and ease of use. It is suitable for users who want a minimal browser tool for cleaning repeated lines while working in Chrome.