Put a number in front of every line, starting at 1, so a list can be referred to by position.
apple banana cherry
1. apple 2. banana 3. cherry
Yes, every line gets a number so the count matches the line positions in your original text.
No. This tool runs entirely in your browser — nothing you type or paste is uploaded, logged or stored anywhere.
There is no fixed limit. Very large documents depend on your device’s memory, but ordinary pages and files are handled instantly.