Case Converter Converter

Every case style, one click away

Paste your text, pick a style, and copy the result. Nothing is uploaded — the transformation runs entirely in your browser, so the text never leaves your device.

Which style should I use?

camelCase and PascalCase are conventional in JavaScript, Java and C#. snake_case dominates Python and SQL. kebab-case is the norm for URLs, CSS class names and file names. CONSTANT_CASE is near-universal for environment variables and compile-time constants.