Instantly switch your text between UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, kebab-case, and more — useful for writing, coding, and formatting.
What is a Case Converter?
A case converter changes the capitalization style of your text — switching between UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, kebab-case, and alternating case — without you having to retype anything manually.
How to Use the Case Converter
- Paste your text into the input box.
- Click the button for the case style you need (e.g. “UPPER CASE” or “camelCase”).
- The converted text appears in the result box below — click “Copy Result” to copy it to your clipboard.
FAQs
What’s the difference between camelCase and snake_case?
camelCase joins words without spaces and capitalizes each word after the first (e.g. myVariableName) — common in JavaScript. snake_case joins words with underscores in lowercase (e.g. my_variable_name) — common in Python and database naming.
Can I convert case for programming variable names?
Yes — camelCase, snake_case, and kebab-case options are specifically useful for developers renaming variables, functions, or CSS classes between naming conventions.
Does Title Case capitalize every word, including “the,” “of,” and “and”?
Our Title Case option capitalizes the first letter of every word for simplicity. If you need strict editorial title-case rules (which lowercase certain short words), you may need to manually adjust a few words after conversion.
Is there a limit to how much text I can convert?
No practical limit — since conversion happens in your browser, very large text blocks may take a fraction of a second longer but will still process instantly for typical use.
Related tools: Word Counter