Case Converter
Instantly convert your text between different letter cases. Paste or type your text below, then click any button to transform it. Perfect for formatting titles, headings, code variables, and more.
About the Case Converter Tool
The Case Converter is a free online tool that lets you transform text between different letter cases instantly. Whether you need to format a title, convert code variable names, or fix accidentally typed text, this tool handles it all without any software installation.
Available Case Types
- UPPERCASE: Converts all letters to capital letters. Useful for headings, acronyms, and emphasis.
- lowercase: Converts all letters to small letters. Common in email addresses, URLs, and code.
- Title Case: Capitalizes the first letter of each word. Standard for book titles, article headings, and proper nouns.
- Sentence case: Capitalizes only the first letter of each sentence. The standard format for regular text and paragraphs.
- camelCase: Joins words with no spaces, capitalizing each word except the first. Widely used in JavaScript and Java variable naming.
- PascalCase: Similar to camelCase but capitalizes the first word too. Used for class names in many programming languages.
- snake_case: Joins words with underscores, all lowercase. Common in Python and database column names.
- kebab-case: Joins words with hyphens, all lowercase. Used in URLs, CSS class names, and file names.
- tOGGLE cASE: Inverts the case of every letter. Useful for creative text effects.
Common Use Cases
Writers and editors use case conversion to format titles and headings consistently. Programmers use it to convert between naming conventions when working across different languages. Students use it to fix text that was accidentally typed with Caps Lock on. Content creators use it to format social media posts and marketing copy.