Text tools
Add Line Numbers Online
Add numbers to each line in a pasted list, with optional empty-line handling.
Privacy note
Your text is processed in your browser. This tool does not store pasted text on a server.
When this tool helps
Use this tool when you need to add line numbers to a pasted list, checklist, instruction set, exported rows, or plain text block.
It is designed for quick row references before sharing text in documents, emails, issue trackers, spreadsheets, or support notes.
Common cleanup options
List numbering
Add simple line numbers before pasting a list into notes, tickets, briefs, or documentation.
Blank-line control
Leave empty lines unnumbered when they separate groups, or number every row for strict row references.
Common styles
Choose a period, parenthesis, or tab separator depending on how the numbered text will be used.
Browser processing
The current version runs in your browser and does not require an account.
How to use it
- Paste the list or text block you want to number.
- Choose whether blank lines should receive numbers.
- Select the number style that fits your destination.
- Run the tool and copy or download the numbered output.
Privacy and limitations
The current tool starts at 1 and does not yet support custom starting numbers.
Review output before using it with code, poetry, or fixed-width text where added prefixes may change formatting.
Frequently asked questions
Can I skip blank lines?
Yes. Keep number empty lines turned off when blank lines should remain blank.
What number does it start with?
The current tool starts numbering at 1.
Is my pasted list uploaded?
No. The current tool processes pasted text in your browser.
Last updated: May 7, 2026
How this page is maintained
This tool page is reviewed for practical accuracy, clear limitations, browser-based processing behavior, and links to related cleanup tasks. For site background and policies, see About, Privacy, and Contact.
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