How do I use the Text Deduplicator?

Enter or paste your input value, select the source and target formats, then click Convert. The result appears instantly. All conversions run locally in your browser — no data is sent to any server.

Is the Text Deduplicator free to use?

Yes, this tool is completely free with no signup required. Everything runs locally: Dedup Mode and other values are processed on your device, never sent to a server — your data is never uploaded to any server, ensuring complete privacy and security.

Is there a file size limit for the Text Deduplicator?

Since all conversions happen locally in your browser, the limit depends on your device's memory. Most typical inputs are processed instantly. Very large files may take longer but will still work without server upload.

Text Deduplicator

Online text deduplicator. Remove duplicate lines or whole-text duplicates. Keep or remove duplicates with one-click copy. Client-side, data safe.

📝 Input Text

Paste text (one item per line)

Dedup Mode

📊 Result

Original: 7 lines | Unique: 4 | Removed: 3

What is Text Deduplicator?

Text Deduplicator is a free online tool that runs entirely in your browser. No download or signup needed — enter Dedup Mode and other values to get results instantly. All data is processed locally.

Use Cases

Transform text formatting quickly while editing documents
Count words or change case during content creation
Batch process text during data cleaning tasks
Handle text on mobile without opening a desktop editor

Key Features

Completely Free: No registration, no limits
Privacy Safe: Data never leaves your browser
Cross-Platform: Any modern browser
Zero Dependencies: Open and use