Duplicate Line Remover
Remove exact or case-insensitive duplicate lines from text while preserving original order.
How to Use Duplicate Line Remover
1
Paste your text with duplicate lines
2
Choose matching mode: exact or case-insensitive
3
View the deduplicated result
Key Features
Exact and case-insensitive matching
Preserves original order
Shows count of removed duplicates
Tips & Tricks
Use case-insensitive mode to catch more duplicates
Great for cleaning up lists and CSV data
Frequently Asked Questions
Yes, the first occurrence of each line is kept in its original position. Only subsequent duplicates are removed.