Case Converter
Convert text between UPPER CASE, lower case, Title Case, camelCase, snake_case, kebab-case, and more. All processing in your browser.
Input Text
Converted Output
Converted text will appear here
Text Case Styles
Different contexts use different capitalization conventions. This tool helps you convert between them instantly—whether you're writing code, formatting headings, or standardizing variable names.
Supported formats
- UPPER CASE / lower case: All caps or all lowercase.
- Title Case / Sentence case: Capitalize first letters of words or sentences.
- camelCase: First word lowercase, rest capitalized (e.g., helloWorld).
- PascalCase: Every word capitalized (e.g., HelloWorld).
- snake_case / kebab-case: Words joined with underscores or hyphens.
- SCREAMING_SNAKE_CASE: Uppercase with underscores (e.g., HELLO_WORLD).
Frequently Asked Questions
What is a case converter?
A case converter transforms text between different capitalization styles—like UPPER CASE, lower case, Title Case, camelCase, and snake_case. It's useful for code, variable names, headings, and formatting text consistently.
Is my text sent to a server?
No. All conversion happens locally in your browser. Your text is never sent to any server, ensuring complete privacy.
When should I use camelCase vs snake_case?
camelCase is common in JavaScript, Java, and Swift. snake_case is used in Python, Ruby, and database column names. Use the style that matches your language or project conventions.
What is PascalCase?
PascalCase capitalizes the first letter of every word (e.g., HelloWorld). It's used for class names in most programming languages.
Is this case converter free?
Yes, this tool is completely free to use with no sign-up or limits.