🔢
Line NumberAdder
Add line numbers to text with custom formatting
Line Number Settings
Custom
Fully configurable
Padding
Zero-padded numbers
Fast
Instant processing
Export
Download result
How It Works
1
Step 1
Paste text
2
Step 2
Configure numbering
3
Step 3
Get numbered text
Features
Custom start number
Custom separator
Padding options
Remove numbers
About This Tool
Add line numbers to text with customizable format, starting number, and separator. Perfect for code snippets and documentation.
🎯Why Use This Tool?
- 100% Free: No hidden costs, premium tiers, or usage limits
- Privacy First: All processing happens in your browser - your files never leave your device
- No Signup Required: Start using immediately without registration
- Fast & Efficient: Client-side processing means instant results
- Professional Quality: Industry-standard algorithms for reliable outputs
💡Common Use Cases
Development
Process code and data efficiently
Content Creation
Format and transform text content
Data Processing
Clean and organize text data
Documentation
Create and format technical docs
✨Key Benefits
Custom start number
Custom separator
Padding options
Remove numbers
💡
Pro Tip
Bookmark this tool for quick access anytime! You can also use it offline once the page is loaded. Check out our full collection of 100+ free tools for all your digital needs.
Related Tools You Might Like
Explore more tools from our collection to enhance your workflow
Need Help or Have Feedback?
We're constantly improving our tools based on user feedback. If you have suggestions, questions, or encounter any issues, we'd love to hear from you!