About the Remove Duplicate Lines
The Remove Duplicate Lines is a free online tool that lets you delete duplicate lines and optionally sort the result. With it you can count, clean, transform and generate text instantly, there's nothing to install and no account to create. Just open the tool, do what you need, and you're done.
It's part of the Text collection on OmniTools, a growing platform of 134+ free, privacy-first tools built for speed and a great experience on every device.
Also known as: dedupe, unique, lines.
Why use the Remove Duplicate Lines?
- Real-time processing
- Handles long documents
- One-click copy
- Private, on-device processing
When to use it
- Editing and proofreading
- Preparing content for publishing
- Cleaning up messy text
How to use the Remove Duplicate Lines
- Open the Remove Duplicate Lines. Open the Remove Duplicate Lines on this page, there is nothing to install and no account needed.
- Add your input. Type or paste your input into the tool.
- Adjust options. Choose any options you need, the Remove Duplicate Lines updates instantly.
- Get your result. Click the action button to download or copy your result. It is 100% free.