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Case Converter

Convert text to UPPERCASE, lowercase, Title Case, camelCase & more — free & instant

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How to Convert Letter Case Online for Free

Accidentally left CAPS LOCK on while typing an email? Need to format blog post titles into clean Title Case? Or convert database column strings into camelCase for JavaScript? EasyToolz Case Converter handles all formatting styles in one click.

  1. Paste your text: Enter any text into the top box.
  2. Click your target style: Choose UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, or kebab-case.
  3. Copy result: Click "Copy Output" to paste the formatted text directly into your document, email, or code editor.

Popular Text Case Formats Explained

  • Title Case: Capitalizes major words (e.g. The Quick Brown Fox). Essential for article headings, book titles, and YouTube video captions.
  • Sentence Case: Capitalizes the initial letter of sentences and leaves the rest lowercase (e.g. The quick brown fox jumps.). Perfect for standard paragraphs and prose.
  • camelCase & PascalCase: Joins words together without spaces, capitalizing internal words (e.g. myVariableName or ClassName). Standard in programming languages.
  • snake_case & kebab-case: Separates words using underscores (user_profile_id) or hyphens (user-profile-id) for URL slugs and CSS classnames.

Explore more text utilities: Word Counter, Lorem Ipsum Generator, Text Repeater, JSON Formatter.

Frequently Asked Questions

What is the difference between Title Case and Sentence case?

Title Case capitalizes the first letter of each significant word (ideal for article headlines and book titles). Sentence case capitalizes only the first letter of each sentence and proper nouns.

What are camelCase and snake_case used for?

These are naming conventions used in software development. camelCase (firstWordLowerCase) is common in JavaScript and Java, while snake_case (words_joined_by_underscores) is standard in Python and database columns.

Is there a character or word limit?

No! You can paste entire essays, code files, or manuscripts with zero limits.

Does EasyToolz store or upload my text?

No. All text manipulations run 100% locally in your browser memory via JavaScript. Your text is never sent to any server.