How sort lines works
Sorts complete lines with English collation; numeric mode compares embedded numbers naturally.
Try an example
item10 / item2 → item2 / item10 in numeric mode.
Good to know
Blank lines remain; case is not removed.
Your privacy
Processing happens on this device. We do not upload your input, put it in share links or save it to your favourites. Closing this tab discards the working input; downloaded results remain wherever you save them.