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Free Case Converter

Change your text to any case — UPPERCASE, lowercase, Title Case, camelCase and more, in one click.

Free tool — conversion happens in your browser. Nothing is sent anywhere.

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You pasted text in ALL CAPS from a form, a heading needs Title Case, a programmer needs camelCase, or a file name needs snake_case — fixing capital letters by hand is slow and boring. This free case converter changes any text to UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, kebab-case and more, instantly, in your browser. Paste your text, pick the case, and copy the result with one click. It is useful for writers and editors, students formatting essays, programmers naming variables, social media managers fixing captions, and office workers cleaning up spreadsheets and documents. There is no sign-up, nothing to install, and your text never leaves your device.

How to use the Case Converter

  1. Paste or type your text into the box.
  2. Pick the case you want — UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case or kebab-case.
  3. Copy the converted text with one click and paste it where you need it.

Why use this tool

Frequently asked questions

What is Title Case?

Title Case capitalises the first letter of most words, like "How To Use This Tool". It is the style used for book titles, headings and article headlines.

What is the difference between camelCase and snake_case?

camelCase joins words with a capital letter and no spaces, like myVariableName. snake_case joins them with underscores, like my_variable_name. Both are used in programming.

Can I convert a whole document at once?

Yes. Paste the whole text and the tool converts it all in one go — there is no word limit for normal documents.

Is my text saved anywhere?

No. Conversion happens in your browser, so your text never leaves your device.

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