Case Converter

Convert text between uppercase, lowercase, title case, camelCase, snake_case and more. Free online tool.

How It Works

  1. Paste or type your text into the input field.
  2. Choose your desired case format — uppercase, lowercase, title case, camelCase, snake_case, PascalCase, and more.
  3. Click the convert button to instantly apply the transformation.
  4. Review the converted text in the output field to make sure it looks right.
  5. Copy the result with one click and use it wherever you need it.

Example

Input: the quick brown fox jumps over the lazy dog
Result: The Quick Brown Fox Jumps Over The Lazy Dog

FAQ

The tool supports UPPERCASE, lowercase, Title Case, camelCase, snake_case, PascalCase, kebab-case, and alternating case.

Absolutely. All processing happens client-side in your browser — no data is ever sent to any server. Your text stays completely private on your device.

Yes, the tool handles text of any length, from a single word to entire documents or code files.

No account or registration is needed. The tool is completely free to use with no sign-up required.

Yes! Developers often need to switch between camelCase, snake_case, and PascalCase for variable naming conventions. This tool makes that conversion instant and effortless.