Case Converter: the case styles, explained
A short guide to text case — what each style means, when to use it, and how to convert between them in your browser.
Open the Case Converter →What this tool does
The Case Converter rewrites your text in a chosen case. Pick a style and copy the result — useful for everything from headlines to variable names. It all happens in your browser.
How to use it
- Open the Case Converter and paste your text.
- Click a case button — the result updates instantly.
- Press Copy to grab it.
The case styles
- UPPERCASE / lowercase — every letter one case.
- Title Case — Each Word Capitalised, for headings.
- Sentence case — only the first letter of each sentence capitalised.
- camelCase —
myVariableName; common for JavaScript variables. - PascalCase —
MyVariableName; common for class and type names. - snake_case —
my_variable_name; common in Python and databases. - kebab-case —
my-variable-name; common in URLs and CSS classes. - CONSTANT_CASE —
MY_VARIABLE_NAME; common for constants and env vars.
Why a case converter is useful
- Fixing text that arrived in ALL CAPS or all lowercase.
- Turning a label into a variable, slug, or CSS class in the right style.
- Making headings consistent across a document.
Your text stays private
Every conversion runs locally in your browser — nothing you paste is uploaded.
FAQ
camelCase vs PascalCase?
camelCase keeps the first word lowercase; PascalCase capitalises it too.
snake_case vs kebab-case?
Underscores vs hyphens between lowercase words.
Is my text uploaded?
No — it all runs in your browser.
Ready to try it? Open the Case Converter →