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Case Converters

11 tools

Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case, and more — instantly in your browser.

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Convert any text to UPPERCASE instantly. All letters become capital letters.

hello world → HELLO WORLD

Convert any text to lowercase instantly. All letters become small letters.

HELLO WORLD → hello world

Convert text to Title Case where every word starts with a capital letter.

hello world from me → Hello World From Me

Convert text to Sentence case. Only the first letter of each sentence is capitalized.

HELLO WORLD. HOW ARE YOU? → Hello world. How are you?

Convert text to camelCase format used in JavaScript, Java, and many programming languages.

hello world example → helloWorldExample

Convert text to PascalCase (UpperCamelCase) used for class names and components.

hello world example → HelloWorldExample

Convert text to snake_case used in Python, Ruby, and database column names.

hello world example → hello_world_example

Convert text to kebab-case used in CSS, URLs, and HTML attributes.

hello world example → hello-world-example

Convert text to CONSTANT_CASE used for constants and environment variables.

hello world example → HELLO_WORLD_EXAMPLE

aLtErNaTiNg CaSe

Convert text to aLtErNaTiNg CaSe for a stylistic or mocking effect.

hello world → hElLo wOrLd

Reverse any text instantly. Useful for mirror writing and creative projects.

hello world → dlrow olleh

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About Case Converters

Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case, and more — instantly in your browser. All 11 tools are completely free, require no signup, and run entirely in your browser — your text is never sent to any server.