TULKIT

Case Converter - Change Text Case Online Free

Convert text between different letter cases instantly: UPPERCASE, lowercase, Sentence case, Title Case, camelCase, snake_case, and more. Perfect for formatting text, coding conventions, and content editing.

Why Use Case Converter?

  • Multiple Formats: 10+ case conversion options
  • Instant Results: Real-time conversion as you type
  • Bulk Processing: Convert large amounts of text at once
  • Coding Standards: Format for programming conventions

Common Use Cases

💻 Programming

Convert variable names to camelCase, snake_case, PascalCase.

✍️ Content Writing

Fix CAPS LOCK text or format titles properly.

📝 Documentation

Standardize heading and title formatting.

📧 Email

Convert shouting emails to proper case.

How to Use This Tool

  1. Enter Text: Type or paste your text into the input field.
  2. Choose Format: Click any case conversion button to transform your text.
  3. Copy Result: Click the copy button to use your converted text.

💡 Tip: Use keyboard shortcuts for quick conversions in your workflow.

Case Converter Tool

Case Conversion Types Explained

UPPERCASE

All letters converted to capitals. Example: "hello world" → "HELLO WORLD"

lowercase

All letters converted to small letters. Example: "HELLO WORLD" → "hello world"

Sentence case

First letter capitalized. Example: "hello world" → "Hello world"

Title Case

First letter of each word capitalized. Example: "hello world" → "Hello World"

camelCase

First word lowercase, subsequent words capitalized. Example: "hello world" → "helloWorld"

PascalCase

All words capitalized, no spaces. Example: "hello world" → "HelloWorld"

snake_case

Lowercase with underscores. Example: "hello world" → "hello_world"

kebab-case

Lowercase with hyphens. Example: "hello world" → "hello-world"

CONSTANT_CASE

Uppercase with underscores. Example: "hello world" → "HELLO_WORLD"

tOGGLE cASE

Inverts the case of each letter. Example: "Hello" → "hELLO"

Programming Naming Conventions

  • JavaScript/Java: camelCase for variables, PascalCase for classes
  • Python: snake_case for variables, PascalCase for classes
  • C/C++: snake_case or camelCase depending on style guide
  • Constants: CONSTANT_CASE in most languages
  • URLs/Files: kebab-case for web URLs and file names

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