Find, remove, or extract duplicate lines from text
Processed client-side in your browser — files never leave your device.
Free, with no signup, account, or usage limits.
Works on any modern browser, including mobile.
About this tool
Duplicate Line Remover is a free online utility to find, remove, or extract duplicate lines from text (related: duplicate, lines, remove). Processing runs locally in your browser — your input is not uploaded to ThothBox.
How to use
Open Duplicate Line Remover and paste or type your input.
Choose any options that affect the output.
Run the tool or watch the live result update.
Copy or download the output.
FAQ
What does Duplicate Line Remover do?
Find, remove, or extract duplicate lines from text.
Is Duplicate Line Remover private?
Yes for typical use: input is processed in your browser and is not uploaded to ThothBox.
Is Duplicate Line Remover free?
Yes. It is free to use with no signup required.
How do I use Duplicate Line Remover?
Open the Duplicate Line Remover tool, then open Duplicate Line Remover and paste or type your input.