About Case Converter
This free online case converter instantly converts text between 12 different case formats. Whether you need UPPERCASE for headings, camelCase for JavaScript variables, snake_case for Python, or Title Case for book titles โ this tool handles it all in one click.
Developer-friendly formats like camelCase, PascalCase, snake_case and kebab-case are perfect for coding. Content formats like Title Case, Sentence case and UPPERCASE are ideal for writers, editors and marketers. The tool converts live as you type.
Frequently Asked Questions
What is the difference between camelCase and PascalCase?+
camelCase starts with a lowercase letter (helloWorld). PascalCase starts with an uppercase letter (HelloWorld). camelCase is common in JavaScript and Java, PascalCase in C# and class names.
When should I use snake_case vs kebab-case?+
snake_case (words joined by underscores) is standard in Python, databases and file names. kebab-case (words joined by hyphens) is used in CSS class names and URL slugs.
What is Title Case?+
Title Case capitalises the first letter of each major word. Short words like "a", "the", "and", "in" are typically kept lowercase unless they start the title. Used in book titles, article headings and proper nouns.
What is Sentence case?+
Sentence case capitalises only the first letter of the first word (and proper nouns). It is the standard format for normal written sentences and most UI text.
Can I convert multiple paragraphs at once?+
Yes. Paste any amount of text โ multiple paragraphs, entire articles โ and the case conversion applies to the whole text at once.