How to use Add Line Numbers to Text
- Paste or type multiple lines of text into the input box.
- Choose a number format, such as 1, 01, 001, A, or a.
- Enter a separator, such as ., ), :, or -.
- Set the start number, skip empty lines, and trim line spaces if needed.
- The result updates automatically. Click Copy result to use the numbered text.
Number format guide
The number format controls how the number appears at the beginning of each line. The separator controls what appears between the number and the original text.
1. Apple
01) Apple
[1] Apple
A - Apple
Privacy and notes
All processing happens in your browser. Your text is not uploaded, saved, or sent anywhere. This tool is for everyday text formatting and does not provide sorting, deduplication, AI rewriting, translation, or file processing.