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Case Converter

Convert text between different cases: lowercase, UPPERCASE, Title Case, camelCase, snake_case, and more.

Your Text
Enter or paste text to convert to different cases

Enter some text above to see all case conversions

Use Cases
  • camelCase - JavaScript variables, JSON keys
  • PascalCase - Class names, React components
  • snake_case - Python, Ruby, database columns
  • kebab-case - URLs, CSS classes, HTML attributes
  • CONSTANT_CASE - Environment variables, constants

What this tool does

Change text casing for prose or simple identifiers.

How to use it

Paste text and select the desired case, then review acronyms and names.

Worked example

Hello World becomes HELLO WORLD in uppercase mode and hello world in lowercase mode.

Limitations and checks

Automatic title and sentence casing cannot infer every proper name or language rule. Identifier styles may remove punctuation or alter spacing.

How your data is processed

The operation runs in your browser. Copy and download actions use your device. Where Save work is offered, a local copy is stored; eligible work can sync only under your enabled account settings. See Privacy for site analytics and storage details.

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