Case Converter

Transform your text between different case formats with this powerful converter

Press Enter for line breaks, or paste formatted text

About Case Formats

Common Text Formats
  • Lowercase: all characters in lowercase (e.g., hello world)
  • Uppercase: all characters in uppercase (e.g., HELLO WORLD)
  • Capitalcase: first letter of each word capitalized (e.g., Hello World)
  • Sentencecase: first letter of first word capitalized (e.g., Hello world)
Programming Case Formats
  • Camelcase: no spaces, first word lowercase, following words capitalized (e.g., helloWorld)
  • Pascalcase: no spaces, each word capitalized (e.g., HelloWorld)
  • Snakecase: lowercase with underscores (e.g., hello_world)
  • Constantcase: uppercase with underscores (e.g., HELLO_WORLD)
  • Paramcase: lowercase with hyphens (kebab-case) (e.g., hello-world)
Specialized Formats
  • Dotcase: lowercase with dots (e.g., hello.world)
  • Pathcase: lowercase with forward slashes (e.g., hello/world)
  • Headercase: capitalized with hyphens (e.g., Hello-World)
  • Nocase: lowercase with spaces (e.g., hello world)
  • Mockingcase: alternating case for sarcasm (e.g., hElLo WoRlD)

Frequently Asked Questions

What is Case Converter used for?

Case Converter is a tool that helps you transform text between different case formats. It's especially useful for:

  • Developers converting between coding conventions (camelCase, snake_case, etc.)
  • Writers preparing titles or headings in different formats
  • Students working on assignments with specific formatting requirements
  • Content creators standardizing text across documents or platforms
When should I use different case formats?

Different case formats are used in different contexts:

  • Programming: camelCase (JavaScript variables), PascalCase (C# classes), snake_case (Python variables), CONSTANT_CASE (constants)
  • Writing: Sentence case (normal sentences), Title Case (book titles), lowercase (modern brands, URLs)
  • Technical: kebab-case (URLs, HTML attributes), dot.case (file names, domain names), path/case (file paths)
How does this tool handle special characters and numbers?

Our case converter is designed to handle various text patterns:

  • Numbers remain unchanged across all formats
  • Special characters like punctuation are generally preserved
  • Word boundaries are detected using spaces, hyphens, underscores, dots, and slashes
  • Non-Latin characters (like Chinese, Japanese, etc.) are preserved as is

For best results with complex text, you may need to adjust the input manually.

Is my data kept private?
Yes, absolutely secure.

The Case Converter tool:

  • Processes all text directly in your browser
  • Does not send your input data to any server
  • Does not store or save any of the text you enter
  • Works even offline once the page has loaded

Your data stays completely private and secure on your own device.