Add Line Numbers
Add line numbers to text with custom start number and separator. Skip empty lines. Free online line numbering tool.
✓ 100% free ✓ No sign up ✓ Runs in your browser — nothing uploaded
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Result
How to use Add Line Numbers
- 1Paste or type your text in the left box (or open a file).
- 2The converted result appears instantly on the right.
- 3Copy it with one click or download it as a file.
Questions
Is Add Line Numbers free?
Yes. Add Line Numbers is 100% free with no limits, no watermark, no sign up and no email required.
Is my data sent anywhere?
No. Everything is calculated locally in your browser. Nothing you type is sent to or stored on any server.
Does Add Line Numbers work on my phone?
Yes. Add Line Numbers works in any modern browser on iPhone, Android, Windows, Mac, Linux and Chromebook. No app or install needed.
Do I need to create an account?
Never. There is no sign up, no login, no email and no paywall. Just open the page and use it.