Case Converter

Convert text to UPPER CASE, lower case, Title Case, Sentence case, camelCase, snake_case, kebab-case and more in one click.

Your Text
Choose a Case
  • On your device
  • Works offline after first use
  • Instant
  • Current versions of Chrome, Edge, Firefox and Safari on desktop, Android and iPhone.
  • Works offline after first use
  • Trust Center

About Case Converter

Fix text typed with caps lock on, format headlines, or turn a phrase into a variable name. Paste your text, click a case style and the text changes in place, with undo if you pick the wrong one.

How to use the Case Converter

  1. Paste or type your text into the box.
  2. Click the case style you want.
  3. Copy the result, or press Undo to go back.

Why use this tool?

  • Private: everything runs in your browser and nothing is uploaded.
  • Developer styles included: camelCase, PascalCase, snake_case, kebab-case and CONSTANT_CASE.
  • Title Case keeps small words such as "of" and "the" lowercase, as style guides recommend.
  • Free, with no sign-up, watermark or limits.

Frequently Asked Questions

Title Case capitalises the main words of every phrase, while sentence case capitalises only the first letter of each sentence and proper nouns you type that way.

UPPER CASE, lower case, Title Case, Sentence case, camelCase, PascalCase, snake_case, kebab-case, CONSTANT_CASE and aLtErNaTiNg case.

Yes. Press Undo to restore the text as it was before the last conversion.

On your device. The tool runs inside your browser, so your files are not uploaded to Quickaboo.

Current versions of Chrome, Edge, Firefox and Safari on desktop, Android and iPhone.