Add / Remove Line Numbers
Number text lines from a chosen starting value or remove a numeric line prefix.
Free · No signup · No watermark · On-device processing
Use the tool
How to use Add / Remove Line Numbers
- Paste the lines to number or clean.
- Choose add or remove; set a starting number when adding.
- Run and review prefixes before replacing your original.
How this tool handles your input
Adding uses a number followed by a dot and space. Removing recognizes numeric prefixes followed by a dot, colon or closing parenthesis and whitespace.
Removing prefixes can also remove meaningful numeric list markers. Review the copy before replacing your source.
Example: alpha then beta → 1. alpha then 2. beta
Privacy and browser support
Your input is handled in this browser tab. Selected files and entered text are not sent to Varento Tools by this tool. Some specialized libraries load only when needed. A browser with JavaScript and sufficient device memory is required. Read our local-processing explanation.
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Frequently asked questions
Is this tool free without daily usage limits?
Yes. Varento Tools has no signup, accounts, usage-count caps, paywalls or watermarks. Device memory, format support and browser restrictions can still limit technically demanding files.
What input and output rules apply?
Adding uses a number followed by a dot and space. Removing recognizes numeric prefixes followed by a dot, colon or closing parenthesis and whitespace.
What are the limitations?
Removing prefixes can also remove meaningful numeric list markers. Review the copy before replacing your source.
Is my input uploaded?
No. This tool processes your input in the current browser tab, without a processing API or account.