Text Case Converter

Paste your text below and convert it into 10+ standard letter casing formats with a single click.

Supported Case Conversions

Our online Case Converter transforms raw text blocks into code-compliant variable formats, document titles, or clean copy formats:

  • UPPERCASE: Capitalizes every single letter in the text string.
  • lowercase: Converts all characters to lower case.
  • Title Case: Capitalizes the first letter of every word (ideal for article headlines and book titles).
  • Sentence case: Capitalizes the first letter of each sentence while keeping the remainder lowercase.
  • camelCase: Concatenates words with the first word lowercase and subsequent words capitalized (ideal for JavaScript variables).
  • kebab-case: Replaces spaces with dashes in lowercase (ideal for URLs and CSS class names).
  • snake_case: Replaces spaces with underscores in lowercase (ideal for Python variables and database columns).
  • CONSTANT_CASE: Replaces spaces with underscores in all uppercase (ideal for code environment variables).
  • PascalCase: Concatenates words with every word capitalized (ideal for class names in C#, Java, and React).
  • aLtErNaTiNg cAsE: Alternates letter capitalization between lower and upper case.

Frequently Asked Questions

Why use a Case Converter?

If you accidentally typed a document in ALL CAPS with Caps Lock turned on, or need to convert database field names into camelCase or snake_case for software development, this tool lets you change formatting instantly without manual re-typing.

Is my text kept private?

Yes. All string operations run locally inside your web browser. No text data is sent across the internet.

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