Duplicate lines remover

🧹 Duplicate Lines Remover – Instantly Clean Up Your Text

Remove repeated lines and get a clean, unique list – 100% free & browser-based

The Duplicate Lines Remover by Prime4You helps you eliminate duplicate or repeated lines from any block of text. Whether you're cleaning up lists, code snippets, logs, or CSVs – this free tool ensures your data is tidy, accurate, and duplication-free.

⚙️ Features at a Glance

• 🔄 Instantly removes repeated lines in any input
• 📄 Supports plain text, lists, CSV and code formats
• 📋 Keeps the original order or sorts lines alphabetically (optional)
• ⚡ Ultra-fast – no need to install or register
• 🔐 100% secure – runs in your browser with no data saved
• 📥 Cleaned output ready to copy, save or reuse

📌 Example Input

apple  
banana  
apple  
orange  
banana  
grape
  

✅ Cleaned Output

apple  
banana  
orange  
grape
  

🎯 Use Cases

• 📑 Cleaning up mailing lists or user data
• 💬 De-duplicating logs, scripts or datasets
• 🧠 Removing redundant text during editing or coding
• 📊 Preparing data for analysis or processing
• 📦 Simplifying exports from spreadsheets or tools

🔐 Your Privacy, Your Control

All processing happens locally in your browser. No uploads. No storage. No tracking.

🔗 Related Free Tools

• Text Separator
• Reverse List
• List Randomizer