Uppercase/Lowercase Converter

Online tool to quickly convert text between uppercase, lowercase, capitalized and alternating. Perfect for standardizing titles, captions, messages, academic work, social media posts and much more.

How the uppercase/lowercase converter works

  • UPPERCASE: Transforms all text to uppercase letters.
  • lowercase: Transforms all text to lowercase letters.
  • Capitalized: Makes the first letter of each word uppercase.
  • Sentence case: Only the first letter of each sentence is uppercase.
  • aLtErNaTiNg (character): Alternates between uppercase and lowercase for each character.
  • AlTeRnAtInG (word): Alternates between uppercase and lowercase in each word.
  • Reverse text: Reverses the entire order of characters in the text.
  • Remove accents: Removes all accents and cedillas from the text.
  • snake_case: Converts text to snake_case format.
  • kebab-case: Converts text to kebab-case format.

Copy and paste the result wherever you want. There are no usage limits and no information is stored.