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Remove Duplicates from Text File Online InstantlyRemove Duplicate Lines from Text Instantly | CleanUpTxt
Got a long list or document full of repeated lines? Whether it's scraping data, cleaning logs, or prepping lists,duplicate lines can quickly become a headache. That's where the Remove Duplicates tool steps in. It's fast, simple, and does exactly what you need.
Remove Duplicates is the fastest way to clean out repeated lines. It works entirely in your browser,no uploads, no tracking, and no fuss. You just paste your text, click a button, and instantly see the result with all repeated lines removed. It's perfect for lists, logs, CSVs, or any chunk of line-separated text.
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Open Remove Duplicates →Quick Steps
Open the tool
Open the [Remove Duplicates](/tools/remove-duplicates) tool in your browser. Paste your text into the input field.
Click to clean
Click the 'Remove Duplicates' button. The tool instantly scans and keeps only the first occurrence of each line.
Quick FAQ
Does it keep the first or last duplicate?
[Remove Duplicates](/tools/remove-duplicates) keeps the first occurrence of each line and deletes any exact matches that come after. This preserves the original order of unique items.
Will this work on huge lists (10,000+ lines)?
Yes! It runs entirely in your browser and can handle thousands of lines quickly,no server delays or upload limits.
Want More Detail?
For the complete guide with examples, step-by-step instructions, and more FAQs, see our full guide:
Read Full Guide: Remove Duplicates from Text File Online Instantly