Superscript and Subscript Generator (x², H₂O)
Generate superscript (x²) or subscript (H₂O) text with Unicode characters, in your browser.
Real Unicode characters. Some letters have no equivalent and stay unchanged.
🔒 100% client-side — no data sent
Turn any text into unicode superscript and subscript characters you can copy and paste anywhere: x², H₂O, m³ or footnotes. The tool runs 100% in your browser with no data upload and no sign-up. Perfect for social media, documents or code that reject standard formatting.
What is it for?
- ▸ Write chemical formulas like H₂O or CO₂ in a LinkedIn or Twitter post
- ▸ Add math powers (x², 10³) to text without an equation editor
- ▸ Insert footnotes or reference marks in superscript¹
- ▸ Show units (m², km³) in a bio or username
FAQ
How do I type superscript without a special keyboard?
Type your text in the generator and it is automatically converted to unicode superscript characters you can copy and paste anywhere, no keyboard shortcut needed.
Do superscript characters work on all social media?
Yes, they are real unicode characters, so they display on Instagram, X, TikTok, LinkedIn and most apps that support unicode.
Does every letter have a superscript version?
Most letters and digits have a unicode superscript form, but a few rare characters (such as some capitals) have no equivalent and stay unchanged.