Case Converter
Convert text to UPPERCASE, lowercase, Title Case, camelCase, snake_case, and more.
Remove Duplicate Lines
Delete duplicate lines from a list, with sorting and case options.
About the Remove Duplicate Lines
Delete duplicate lines from a list, with sorting and case options. It runs entirely in your browser — nothing is uploaded to a server, so it is fast and private. Just use it and go.
How to use the Remove Duplicate Lines
- Enter or paste your input into the tool above.
- Adjust any options to fit what you need.
- Copy or download the result.
Frequently asked questions
Is the Remove Duplicate Lines free?
Yes. This tool is completely free to use, with no sign-up required.
Is my data safe?
Everything runs locally in your browser. Your input never leaves your device.