Remove Duplicate Lines
Delete repeated lines from a list and see how many were removed.
How to use
- Paste your list, one item per line.
- Click Remove duplicates.
- Copy the cleaned output.
Frequently asked questions
- Is the Remove Duplicate Lines free to use?
- Yes. The Remove Duplicate Lines is 100% free, requires no signup or API key, and runs entirely in your browser.
- Does the Remove Duplicate Lines send my data to a server?
- No. All processing happens client-side in your browser — your input never leaves your device.
- How do I use the Remove Duplicate Lines?
- Paste your list, one item per line. Click Remove duplicates. Copy the cleaned output.
Related Text & Content tools
- Word CounterCount words, characters, sentences, paragraphs and reading time live.
- Character CounterLive character count with progress bars for Twitter, meta and SMS limits.
- Keyword Density CheckerSee every keyword's count and density percentage, with stop words removed.
- Duplicate Word FinderHighlight repeated words and list how many times each appears.
- Case ConverterConvert text to UPPER, lower, Title, Sentence, aLtErNaTiNg and inverse case.
- Text to SlugTurn any title into a clean, URL-friendly slug as you type.
Looking for more? Browse all free SEO tools or read the latest SEO guides.