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Case Converter

Text

Free online case converter. Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case, and PascalCase instantly.

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All cases
UPPER -
lower -
Title -
Sentence -
camelCase -
snake_case -
kebab-case -
CONSTANT -

How to use the Case Converter

Getting started with Case Converter is straightforward: paste your text and the tool instantly processes it. All logic runs in your browser, keeping your content completely private. No hidden server calls.

Why use the Case Converter

Case Converter is the quickest way to process text without compromising privacy. Everything runs in your browser — your content never touches a server.

When to use Case Converter

Use Case Converter when you have text from multiple sources (emails, documents, web pages) pasted together and need to normalise spacing, line breaks, and formatting into a single consistent style before you put it into a report or a presentation deck.

Key features of Case Converter

Case Converter processes text entirely in your browser for speed and privacy. There are no file size limits, the output preserves your original formatting where applicable, and the clean interface means you focus on your content rather than navigating tool clutter. Paste, transform, copy — it takes seconds.

Common use cases for Case Converter

Typical use cases for Case Converter: a writer normalises line spacing and removes extra whitespace from a document copied from an email before publishing; an editor counts words in a draft to verify it fits a publication limit; a translator converts text case to match style guide requirements across multilingual content.

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Quick answers for Case Converter

What case conversions does the Case Converter support?
The Case Converter turns text into UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, kebab-case, and CONSTANT_CASE. All eight versions appear at once as you type, so you can copy whichever one you need.
How do I convert text to camelCase online?
Type or paste your text into the Case Converter and the camelCase version updates live. Spaces, hyphens, and underscores are stripped and every word after the first is capitalized - "my variable name" becomes "myVariableName".
What's the difference between snake_case and kebab-case?
snake_case uses underscores (my_variable); kebab-case uses hyphens (my-variable). Python and Rust idiomatically use snake_case; CSS classes and URL slugs use kebab-case.
Does the Case Converter handle existing word boundaries?
Yes. The Case Converter splits on whitespace, hyphens, underscores, and the boundary between a lowercase and uppercase letter, so it can convert from camelCase or PascalCase to any other style without losing word breaks.
Is there a limit on how much text I can convert?
No. The Case Converter handles paragraphs or entire documents in milliseconds, and it all happens in your browser so there's no upload limit.