Case Converter Tool

Instantly convert your text between multiple case formats for programming, writing, and design

What is a Case Converter?

A case converter is a tool that transforms text between different case formats used in programming, writing, and design. Case formatting refers to the capitalization pattern of letters in words and phrases. Different programming languages, style guides, and naming conventions often require specific case formats.

Our free online case converter tool allows you to quickly transform your text between various case formats without the need for manual editing, saving you time and ensuring consistency in your code, content, or design work.

Case Format Types Explained

lowercase

All characters are in lowercase with spaces.

this is lowercase text

Common in: CSS classes, URLs, file names

UPPERCASE

All characters are capitalized with spaces.

THIS IS UPPERCASE TEXT

Common in: Constants, acronyms, emphasis

Title Case

The first letter of each word is capitalized.

This Is Title Case Text

Common in: Headlines, titles, book names

Sentence case

Only the first letter of the sentence is capitalized.

This is sentence case text

Common in: Normal writing, paragraphs

camelCase

No spaces, first word lowercase, subsequent words capitalized.

thisIsCamelCaseText

Common in: JavaScript, Java variables, functions

PascalCase

No spaces, each word capitalized including the first.

ThisIsPascalCaseText

Common in: C#, TypeScript classes, React components

snake_case

All lowercase with underscores instead of spaces.

this_is_snake_case_text

Common in: Python, Ruby, PHP variables

kebab-case

All lowercase with hyphens instead of spaces.

this-is-kebab-case-text

Common in: CSS, HTML IDs, URL slugs

CONSTANT_CASE

All uppercase with underscores instead of spaces.

THIS_IS_CONSTANT_CASE_TEXT

Common in: Programming constants, environment variables

Common Use Cases

Programming & Development

Convert between camelCase, PascalCase, snake_case, and other formats to match coding conventions in different programming languages. Maintain consistent naming standards across your codebase.

Content Writing

Transform text to Title Case for headlines or Sentence case for body content. Ensure consistent capitalization across all your written content.

SEO & Digital Marketing

Convert text to kebab-case for SEO-friendly URLs. Create consistent title case for article headings and metadata to improve search visibility.

Data Processing

Normalize text case in datasets, prepare strings for database entries, or convert between formats when integrating systems with different conventions.

Frequently Asked Questions

Why should I use a case converter?

A case converter saves time and reduces errors when you need to transform text between different capitalization formats. It ensures consistency in your code, writing, or design work without manual editing.

What's the difference between camelCase and PascalCase?

Both formats remove spaces and capitalize each word, but camelCase keeps the first word in lowercase (myVariableName), while PascalCase capitalizes every word including the first (MyClassName).

When should I use snake_case versus kebab-case?

Snake_case (with underscores) is commonly used in languages like Python and Ruby for variables and functions. Kebab-case (with hyphens) is more common in URLs, HTML IDs, and CSS classes since hyphens are valid separators in these contexts.

Is this case converter tool free to use?

Yes, our case converter is completely free to use without any limitations. You can convert text as often as you need without creating an account or providing any personal information.

Is my text data secure when using this tool?

All text processing happens directly in your browser. Your text is never sent to our servers or stored anywhere, ensuring complete privacy and security for sensitive information.