TextOverview
Add Line Numbers is a focused text transformers utility. It works locally in your browser, so pasted text is not uploaded to Text.NovaKit.
Text Transformers
Add Line Numbers
Add Line Numbers — free, private browser-based text tool.
Private browser processing0 words
Tool guide
Use Add Line Numbers with confidence
How to use it
Paste a representative sample, run Add Line Numbers, and compare the output with the source before copying it.
Example
Input: “A short sample” → Result: “A short sample”. Try a short sample first so the change is easy to verify.
Before you use the result
Check names, numbers, punctuation and line breaks. Keep the original nearby when the result will be published or used as data.
FAQ
Common questions
Is Add Line Numbers free?
Yes. It is free to use without an account or a paid limit.
Does Add Line Numbers upload my text?
No. Processing happens locally in your browser and the pasted text is not sent to Text.NovaKit.
Do I need to install Add Line Numbers?
No. It runs in a current web browser on desktop, tablet or phone.
How do I check the Add Line Numbers result?
Start with a short sample, compare input and output, then check names, numbers and punctuation.
What happens with empty input?
The result stays empty or reports zero, depending on the type of tool.
Can I undo a Add Line Numbers change?
The source field remains available until you clear or leave the page, so copy the result only after reviewing it.
Does Add Line Numbers work with Unicode text?
Common Unicode text is supported, but specialized encodings and unusual combined characters should be checked with a small sample.
Can I publish the result immediately?
Treat it as a first pass. Review meaning, formatting and context before publishing or importing it elsewhere.