About the Case Converter
Our free online case converter transforms text into any of eight common case formats instantly. Whether you need to fix accidental caps lock, prepare variable names for code, or format headings consistently, this tool handles it all with a single click.
How to Use
- Type or paste your text into the input box (up to 10,000 characters).
- Click any of the eight conversion buttons.
- The converted result appears in a card below the input.
- Click Copy on any result card to copy it to your clipboard.
- Click Clear to reset everything and start fresh.
Case Format Reference
| Format | Example | Common Use |
|---|---|---|
| UPPERCASE | HELLO WORLD | Headings, constants, emphasis |
| lowercase | hello world | URLs, email addresses |
| Title Case | Hello World | Article titles, headings |
| Sentence case | Hello world | Normal prose, sentences |
| camelCase | helloWorld | JavaScript variables, JSON keys |
| PascalCase | HelloWorld | Class names, React components |
| snake_case | hello_world | Python variables, database columns |
| kebab-case | hello-world | CSS classes, URL slugs |
Use Cases
- Developers — quickly convert variable names between camelCase, snake_case, and PascalCase.
- Content writers — fix accidental caps lock or standardise heading capitalisation.
- SEO specialists — format URL slugs in kebab-case.
- Database administrators — convert column names to snake_case convention.
- Students — format essay titles in Title Case.