Unique Line Extractor
Pull lines that appear only once. Everything runs on your device — fast, free, and private.
The result will appear here…
or press Ctrl+Enter
Everything runs in your browser. Your data is never sent to our servers.
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Example
Example Input
a b a c
Example Output
b c
How to Use
- 1Paste your text/code into the Input field.
- 2If the tool has "More settings" (e.g. a pattern), fill them as needed.
- 3Click Extract (or Ctrl+Enter), then copy the result.
About Unique Line Extractor
Unique Line Extractor shows lines that appear exactly once in your text — the opposite of the Duplicate Extractor.
It is useful for finding singleton entries or cleaning data of repetition.
FAQ
Is my data sent to a server?
No. Unique Line Extractor runs entirely in your browser — your text never leaves your device.