NNWS Tools

Remove Duplicates

Strip duplicate lines instantly.

Runs on your device
Input
Unique lines
Kept
1
Removed
0
Built by nihmathullah.com — need a tool like this for your business?
We design premium websites, web apps and CRMs. Have a project in mind?

Text & Writing tools

Word & Character CounterCase ConverterDiff CheckerFind & ReplaceSort LinesRemove DuplicatesClean WhitespaceMarkdown to HTMLMorse CodeNATO PhoneticBraille TranslatorPig Latin

About Remove Duplicates

Remove Duplicates is a free, private text & writing tool that lets you strip duplicate lines instantly. Like every tool on NWS Tools, it runs entirely in your browser — nothing is uploaded, there are no accounts, and there's no tracking. Just open it and go.

Frequently asked questions

Is Remove Duplicates free to use?
Yes. Remove Duplicates is completely free, with no account, sign-up or limits.
Are my files or data uploaded anywhere?
No. Remove Duplicates runs entirely in your browser. Your files, text and numbers are processed on your own device and are never uploaded to a server.
Does Remove Duplicates work offline?
Once the page has loaded, most tools keep working with no internet connection. NWS Tools is a Progressive Web App you can even install.
Do I need to install any software?
No installation is required — Remove Duplicates works instantly in any modern browser on desktop or mobile.