Paste your text list and remove duplicate lines instantly
It scans each line and keeps only the first occurrence of each unique line. Subsequent duplicates are removed.
By default yes — "Hello" and "hello" are different. Toggle case-insensitive mode to treat them as duplicates.
Not by default. Enable "Remove empty lines" to strip blank lines along with duplicates.
Enable "Trim whitespace" to ignore leading/trailing spaces when comparing lines, catching near-duplicates.
No limit. Processing is done in your browser with no server-side constraints.
Yes, the first occurrence of each unique line stays in its original position.
Yes, paste any line-based text. For column-specific deduplication, a more specialized tool is needed.
Yes. All processing happens locally in your browser. No data is sent to any server.