Text Case Converter

UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case, and more.

Yes, with camelCase, PascalCase, snake_case, and kebab-case support, it is very useful for variable names.

Each word gets a capital first letter, except short articles, prepositions and conjunctions such as a, an, the, of, in and and. The first and last word of the title are always capitalized regardless of length. Individual style guides — AP, Chicago and others — differ in the details, so for a journal or corporate document it is worth checking the guide that applies.

If you choose lowercase or sentence case, NASA becomes nasa and iPhone becomes iphone, because the tool applies rules without knowing what the words mean. When your text mixes proper nouns and acronyms, read through the result and restore them by hand, or convert only the paragraphs that contain none of them.