Text Case Converter
Convert text to uppercase, lowercase, camelCase, snake_case, kebab-case and more instantly. Free and fast tool, no signup required.
Text Case Converter: Transform Your Text Instantly
The Text Case Converter is a free online tool that instantly transforms your text into different case formats. Whether you're a developer, writer, or student, this tool lets you quickly convert text to uppercase, lowercase, camelCase, snake_case, kebab-case, and many other formats.
Simply paste your text, select the desired case format, and get instant results. Perfect for naming variables, formatting titles, or simply transforming text for your daily needs.
How to Use
- Enter or paste your text in the input field
- Select the desired case type from the dropdown menu
- The converted text appears automatically in real-time
- Click "Copy" to copy the result to your clipboard
Available Case Formats
UPPERCASE
Transforms all text to capital letters. Ideal for acronyms, official document titles, or drawing attention.
hello world → HELLO WORLD
lowercase
Converts all text to small letters. Useful for normalizing text or preparing data.
HELLO WORLD → hello world
Title Case
Capitalizes the first letter of each word. Perfect for article titles, book names, or presentations.
hello world → Hello World
Sentence case
Capitalizes only the first letter of the sentence. The standard format for writing text.
HELLO WORLD → Hello world
camelCase
Popular programming format where each word (except the first) starts with a capital, no spaces.
hello world → helloWorld
PascalCase
Similar to camelCase but with the first letter capitalized. Used for class names in programming.
hello world → HelloWorld
snake_case
Words separated by underscores, all lowercase. Standard in Python and for databases.
hello world → hello_world
kebab-case
Words separated by hyphens. Commonly used for URLs, file names, and CSS classes.
hello world → hello-world
Use Cases
Developers
Name your variables, functions, and classes according to your programming language conventions (camelCase for JavaScript, snake_case for Python, PascalCase for classes).
Writers and Editors
Quickly format titles in Title Case or normalize copy-pasted text with case issues.
Webmasters and SEO
Create clean URLs in kebab-case to improve SEO and link readability.
Data Analysts
Normalize column names in your CSV files or databases to snake_case or camelCase.
Tool Benefits
Real-time
Conversion happens instantly as you type or paste your text.
100% Local
Your text is never sent to a server. Everything happens in your browser.
Free and Unlimited
Use the tool as much as you want, no signup or limits.
Easy Copy
One click to copy the result to your clipboard.
Case Convention Best Practices
- JavaScript/TypeScript: Use camelCase for variables and functions, PascalCase for classes and React components.
- Python: Prefer snake_case for variables and functions, PascalCase for classes.
- URLs and slugs: kebab-case is the standard for readable and SEO-friendly URLs.
- Databases: snake_case is often preferred for table and column names.
- CSS: CSS classes traditionally use kebab-case (e.g., .my-class-name).