Text Case Converter

Convert text between uppercase, lowercase, title case, sentence case, camel case, snake case, and more. All processing happens in your browser - no data is sent to servers.

Input Text

Characters: 0 | Words: 0

Conversion Options

UPPERCASE

ALL CAPITAL LETTERS

lowercase

all small letters

Title Case

First Letter Of Each Word

Sentence case

First letter of sentence

camelCase

firstWordSecondWord

PascalCase

FirstWordSecondWord

snake_case

words_with_underscores

kebab-case

words-with-hyphens

Additional Options

Trim Spaces Remove Extra Spaces Reverse Text Invert Case

Conversion Results

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Enter your text in the left panel, select conversion type, and click Convert

Try the "Load Example" button for sample text

Text Case Types Explained

Common Text Case Types

Text case formatting is essential for readability and proper grammar in writing. Here are the most common case types:

Case Type	Description	Example
UPPERCASE	All letters are capitalized	HELLO WORLD
lowercase	All letters are in small form	hello world
Title Case	First letter of each major word is capitalized	Hello World Example
Sentence case	First letter of first word in sentence is capitalized	Hello world. This is an example.

Programming Case Conventions

In programming, different case styles are used for naming variables, functions, classes, and more. Consistency is crucial for code readability.

Case Type	Description	Common Usage	Example
camelCase	First word lowercase, subsequent words capitalized	JavaScript variables, functions	myVariableName
PascalCase	First letter of every word capitalized	Class names, constructors	MyClassName
snake_case	Words separated by underscores	Python variables, database fields	my_variable_name
kebab-case	Words separated by hyphens	HTML/CSS classes, URLs	my-class-name

When to Use Each Case Type

Choosing the right case type depends on the context and purpose of your text:

UPPERCASE: Headlines, acronyms, emphasis, warnings
lowercase: Informal writing, notes, some artistic expressions
Title Case: Titles of books, articles, reports, headings
Sentence case: Body text, paragraphs, normal writing
camelCase/PascalCase: Programming, technical documentation
snake_case/kebab-case: Programming, file names, URLs

Note: Different style guides (APA, MLA, Chicago) have specific rules for title case. Our tool follows common title case conventions.

Best Practices for Text Formatting

Follow these guidelines for professional and readable text formatting:

Consistency

Use the same case style throughout your document or project. Mixing styles can be confusing.

Readability

Choose case styles that enhance readability. Sentence case is easiest for long text.

Context Matters

Consider where the text will appear. Web content, print materials, and code each have different conventions.

Accessibility

Avoid ALL CAPS for long text as it's harder to read. Screen readers may interpret all caps differently.