Effortless Duplicate Line Removal for Clean Data & Email Lists
Remove duplicate lines from your text effortlessly with advanced filtering options. Features include case-sensitive matching, whitespace trimming, line sorting, and real-time statistics. Perfect for cleaning data files, email lists, code snippets, and database exports.
Processing Options
Real-time Statistics
Total Lines:
0
Unique Lines:
0
Duplicates Removed:
0
Key Features
Real-time Processing
Instantly process your text with auto-processing option
Advanced Filtering
Multiple options to customize how duplicates are identified and removed
Detailed Statistics
Track the changes with real-time statistics
Common Use Cases
Data Cleaning
- Remove duplicate entries from databases exports
- Clean up CSV files before import
- Deduplicate log files
Content Management
- Clean email lists
- Remove duplicate keywords
- Clean up code snippets
Frequently Asked Questions
This tool can process any text-based content including:
- Plain text files
- CSV data
- Log files
- Code snippets
- Email lists
- Database exports
The case-sensitive option affects how duplicates are identified:
- When enabled: "Text" and "text" are treated as different lines
- When disabled: "Text" and "text" are considered duplicates
These options control how the output is organized:
- Sort Lines: Alphabetically sorts all unique lines
- Keep Order: Preserves the original order of first appearance
- These options are mutually exclusive - enabling one will disable the other
Understanding the statistics panel:
Total Lines
Total Lines: Number of lines in original text
Unique Lines
Unique Lines: Number of non-duplicate lines
Duplicates Removed
Number of duplicate lines found