Add Prefix / Suffix to Each Line
Add text before and/or after every non-empty line. Empty lines are kept as they are.
Add Prefix or Suffix to Each Line — Free Online Tool
Easily add a prefix or suffix to every line of text. This tool helps you format lists, write code faster, prepare batch changes, and process large amounts of text instantly. Everything works 100% locally in your browser — your content never leaves your device.
How to use:
- Paste your text into the input field
- Enter prefix (before each line) or suffix (after)
- Click the button — done!
Features
- Fully private — no uploads
- Works with long text files
- Super fast — instant output
- Free forever — no limits
Popular Use Cases
- Adding bullets or numbering to list items
- Wrapping lines with quotes, tags, or symbols
- Preparing arrays or batch commands
- Mass editing text snippets for development
FAQ
Is my text stored anywhere?
No — all processing happens in your browser only.
Is it really free?
Yes — no accounts, no paywalls, no hidden restrictions.
Which formats are supported?
Any plain text — just copy and paste.