Uppercase Text Converter

Turn any text into ALL CAPS in one click. Perfect for headings, acronyms, legal notices and emphasis.

Convert any text to UPPERCASE instantly. Free online uppercase converter — works in your browser, no signup needed. Uppercasing uses Unicode case mapping.

Uppercase Text Converter examples

InputOutput
make this shoutMAKE THIS SHOUT
straße caféSTRASSE CAFÉ

How the uppercase text converter works

  1. Paste any text into the box.
  2. Every letter is mapped to its Unicode uppercase equivalent — including accented characters.
  3. Copy the ALL CAPS result.

Rules and edge cases

  • Uppercasing uses Unicode case mapping, so é becomes É, ø becomes Ø and ç becomes Ç instead of being dropped.
  • German ß expands to SS, which is the correct uppercase form and makes the output one character longer.
  • Digits, punctuation, emoji and characters from scripts without case (Chinese, Japanese, Arabic) pass through untouched.
  • The reverse operation lives on the lowercase converter; Title Case capitalises only the first letter of each word.

Frequently asked questions

Why did my text get longer after uppercasing?

Some characters expand: ß becomes SS and the fi ligature becomes FI. Character counts can therefore grow by a few characters.

Does uppercase text affect SEO or accessibility?

Screen readers may spell out ALL CAPS words letter by letter, and long capitalised passages read slower. Use CSS text-transform for visual emphasis and keep the underlying text in normal case.