Case Converter
Convert text to uppercase, lowercase, title case, camelCase, snake_case, kebab-case, and slug.
Input
Output
What is a case converter?
A case converter changes the capitalization of text: uppercase, lowercase, title case, and programming-style formats like camelCase, snake_case, and kebab-case. This tool shows all variants at once as you type, so you can pick and copy the one you need.
Why this tool is useful
Different contexts need different casing—headlines use Title Case, URLs use kebab-case, code uses camelCase or snake_case. Instead of converting one format at a time, you see every variant live and copy the right one. Useful for copy-paste into code, slugs, or documents.
Example usage
Type "hello world" and you get: lowercase hello world, UPPERCASE HELLO WORLD, Title Case Hello World, camelCase helloWorld, snake_case hello_world, kebab-case hello-world, and a URL slug. Each row has its own Copy button.
How to use this tool
Paste or type in the input box. All seven outputs update instantly. Click Copy on any row to copy that format. Use Clear to reset. No data is sent to a server. For related tools, try Slug Generator or Word Counter.