Aa Case Converter

Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, and more. Free, instant, 100% private.

About Case Conversion

Convert text between 10 case formats instantly:

CaseExampleUsed In
UPPER CASEHELLO WORLDHeadlines, emphasis
lower casehello worldGeneral text
Title CaseHello WorldHeadlines, titles, names
Sentence caseHello worldSentences, prose
camelCasehelloWorldJavaScript, Java variables
PascalCaseHelloWorldClasses, React components
snake_casehello_worldPython, Ruby, SQL
kebab-casehello-worldCSS, URLs, CLI args
CONSTANT_CASEHELLO_WORLDConstants, env vars

🔒 All processing in your browser. Text never leaves your device.

About Case Converter

Convert text between uppercase, lowercase, title case, sentence case, camelCase, snake_case, kebab-case, and more. Perfect for programming, writing, and formatting. All processing in your browser.

8 Case Types

UPPERCASE, lowercase, Title Case, Sentence case, camelCase, PascalCase, snake_case, and kebab-case.

One-Click Copy

Convert and copy in one click. Each case variant has its own copy button for instant use.

Developer Friendly

Perfect for converting between programming naming conventions. camelCase to snake_case in one click.

Instant & Free

All conversion happens locally in your browser. No account, no limits, no data collection.