Add a combining low line (U+0332) or double low line (U+0333) to every letter so the text appears underlined wherever you paste it.
How to use the underline text generator
- Type or paste your text in the box.
- Every style updates instantly as you type.
- Press Copy next to the style you like and paste it anywhere.
Tip
Underlines from combining characters can look broken between letters in some fonts. Double underline often looks cleaner on phones.
Frequently asked questions
Does underlined text work on Instagram?
Yes, in captions and bios.
Updated October 2026 · Built and tested by Sharjeel Tahir · How our tools are tested