List Cleaner & Deduplicator

Clean up lists, remove duplicate items, sort alphabetically, trim whitespace, and format lines.

Processed on your device — files are never uploadedFree foreverPrivate — runs in your browser

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How to use List Cleaner & Deduplicator

Is List Cleaner & Deduplicator free?+

Yes. List Cleaner & Deduplicator is free to use in your browser with no account required.

Are my files uploaded?+

No. Processing happens on your device. Your files stay private.

Which formats are supported?+

Supported formats for this tool: —.

Do I need to install anything?+

No installation. Open List Cleaner & Deduplicator in a modern browser and start.

Count words, characters, lines, and sentences instantly. Convert case with one click.

Find, replace, and clean text lines.

Count words, characters, lines, and sentences instantly. Convert case with one click.

Convert text between upper, lower, title, camel, snake, and kebab case.

Pretty-print, minify, and validate JSON in your browser.