Case Converter

Ten conversion styles. One click.

Input

Output

When to use each case style

UPPERCASE — Headers, acronyms, strong emphasis. Common in legal documents.

Title Case — Article headings, product names, book titles. Each major word is capitalized.

Sentence case — Standard prose, captions, social posts. Only the first word and proper nouns capitalized.

camelCase — JavaScript variables, JSON keys, API parameters.

snake_case — Python variables, database column names, file names.

kebab-case — CSS class names, URL slugs, HTML data attributes.

PascalCase — Class names in most OOP languages, React component names.