How to Use Remove Duplicates
- Step 1: Paste your list of items (one per line).
- Step 2: Click 'Remove Duplicates'.
- Step 3: The tool filters out repeated content.
- Step 4: Copy the clean, unique list.
Why Use Remove Duplicates?
- Case-sensitive or insensitive options.
- Auto-sort functionality.
- Shows count of removed duplicates.
- Handles large lists (10k+ lines).
Frequently Asked Questions
Does it delete my original text?
No, it generates a new cleaned version in the output box.
Can it handle CSV data?
Yes, as long as each row is on a new line.
🔒 Your Privacy is Guaranteed
Remove Duplicates uses WebAssembly (WASM) to run entirely in your browser. Open your browser's Network tab while using this tool — you'll see zero requests carrying your file data. Unlike iLovePDF and Smallpdf which upload your files to cloud servers, Dumkera processes everything locally on your device. Your data never leaves your machine. We are GDPR-compliant by design.