infinity (∞)
Need to type infinity (∞)? The fastest way is the copy button below. If you'd rather use a keyboard shortcut, the cards underneath cover Windows, macOS, Linux, HTML and Unicode.
- Unicode
- U+221E
- HTML
- ∞
Windows
No standard shortcut — use the copy button above.
Mac
Option + 5
Linux
Compose + 8 + 8
HTML / web
∞
∞
Unicode
U+221E
Frequently asked questions
What is the fastest way to type ∞?
Click the Copy button on this page — that copies ∞ (infinity (∞)) to your clipboard, ready to paste into any app.
What is the Unicode codepoint for ∞?
∞ has Unicode codepoint U+221E. Its decimal HTML entity is ∞.
Does ∞ work in every font?
Most modern system fonts include ∞. If a specific font lacks the glyph, switch to a Unicode-complete fallback like Noto, Arial Unicode MS, or DejaVu.
Why doesn't the Alt code work for ∞?
Windows Alt codes only work with the numeric keypad and Num Lock enabled. On laptops without a numeric keypad, use the Character Map app or the copy button above.