This generator swaps each letter for its counterpart in Unicode's superscript block — the same set of tiny raised characters used for footnotes and exponents like x². Because it's real Unicode text and not an image or a special font, the small lettering copies and pastes cleanly into Instagram bios, tweets, Discord messages, or anywhere else that accepts plain text. Not every letter has a dedicated superscript glyph, so a couple of characters fall back to their normal size, and rendering can vary slightly depending on the font the destination app uses.
Unicode doesn't define a true superscript glyph for every letter — "q" and a few others simply don't have one, so they're left at normal size rather than approximated with an unrelated symbol.
It works anywhere that can render standard Unicode — Instagram, X/Twitter, Discord, WhatsApp, and most modern apps. On very old devices or minimal fonts, a missing character might show as a small box.
No — nothing gets installed. Each "small" letter is simply a different, already-existing Unicode character that happens to render smaller, so it behaves exactly like normal text wherever it's pasted.