Line Number Adder
Text ToolsAdd numbers to the start of every line
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History
All history →Line Number Adder — at a glance
Number every line of your text, or strip the numbers off again.
apple
banana
Run
1. apple
2. banana
How to use it — step by step
Paste a list, script or code. Pick the style of numbering.
1
Paste your input
Paste or type your content into the big input box.
2
Choose options
Pick the mode and options that fit what you need.
3
Add Numbers
Press the button. The result is created instantly on your device.
4
Copy the result
Check the output and press Copy to use it anywhere.
Pro tips
Small things that make the result better.
✦Use Zero padding to keep columns tidy (01, 02 … 10).
✦Start at 0 for programming-style indexes.
✦Skip blank lines to number only real content.
Quick facts
5 stylesdot, bracket, colon, dash, tab
Custom startbegin at any number
Reversibleremove numbers too
Privateruns locally
Frequently Asked Questions
Can I remove existing numbers?+
Yes. Switch to “Remove numbers” and it strips leading numbers such as “1.” or “2)”.
Can numbering start from 0?+
Yes. Change “Start at” to 0 or any other number.
Does it work for code?+
Yes — paste any code and each line gets a number.
Is my data safe?+
Yes. Everything runs inside your own browser. Your text, files and images are never uploaded to any server.
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