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Line Number Generator Online Free

Add line numbers to any text instantly. Free online tool.

Files never uploadedInstant results100% freeWorks on mobile

How to Use

  1. 1Paste your text or code into the input area.
  2. 2Choose the starting line number (default is 1).
  3. 3Click Generate to add line numbers, then copy the result.

Frequently Asked Questions

Can I start numbering from a specific line?

Yes. Set the 'Start at' value to any number. This is useful when numbering specific sections of larger files.

What format is used?

Lines are numbered in the format: ' 1 | line content'. The number is right-aligned in a 4-digit field followed by a pipe separator.

Is my text stored?

No. All processing happens in your browser. Your text never leaves your device.

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