Remove Duplicate Lines from Text
Free online tool to instantly find and remove duplicate lines from lists, keyword exports, log files, URLs, and structured data — keeping only unique rows.
Input List
Unique Lines
How to Use Duplicate Line Remover
Paste any list and keep only unique lines — the first copy of each line stays, in its original order.
Paste Your List
Paste lines of text — one item per line.
Pick Options
Choose to remove empty lines and trim spaces at the ends of lines.
Clean & Copy
Click the button, see how many duplicates were removed, and copy.
Keeps
First copy, same order
Options
Empty lines · trim
Speed
Thousands of lines
Works on
Phone & computer
Privacy
Runs in your browser
Price
100% free
What Can You Use It For?
Popular ways people use Duplicate Line Remover.
Keyword Lists
Merge keyword exports without repeats.
URL Lists
Remove repeated links from crawls.
Contact Lists
Clean names or numbers line by line.
Log Files
Spot unique errors quickly.
Tips for the Best Result
- Tick "Trim trailing spaces" so "apple" and "apple " count as the same line.
- Matching is exact: "Apple" and "apple" are different lines.
- Need email addresses from messy text? Use the Duplicate Email Remover.
Frequently Asked Questions
Quick answers about Duplicate Line Remover.
Yes. The first copy of each line stays where it was.
Yes. "Apple" and "apple" are treated as different lines.
They probably have extra spaces at the end. Tick "Trim trailing spaces" and try again.
Tens of thousands work fine — it runs on your device.
Yes. Nothing is uploaded.
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