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Home/Writing/Case Converter

Convert text case online

Switch pasted text between UPPERCASE, lowercase, Title Case, Sentence case, camelCase and snake_case instantly in your browser.

Why use this tool

  • PrivateRuns on your device — nothing is uploaded
  • FastWorks instantly, no waiting in a queue
  • FreeNo signup, no watermark, no limits
  • Any devicePhone, tablet or computer

Quick steps

  1. 1Paste your text into the box.
  2. 2Click the style you need: UPPERCASE, lowercase, Title Case, Sentence case, camelCase or snake_case.
  3. 3Copy the converted text.

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How to use the Case Converter

  1. Paste your text into the box.
  2. Click the style you need: UPPERCASE, lowercase, Title Case, Sentence case, camelCase or snake_case.
  3. Copy the converted text.

Change text to UPPERCASE, Title Case and more

Text pasted from emails, PDFs or old documents is often in the wrong case. This case converter switches any text to UPPERCASE, lowercase, Title Case or Sentence case, and to camelCase or snake_case for code.

Paste your text, click the style you need and copy the result. Title Case suits headings, Sentence case suits normal writing, and camelCase or snake_case suit variable and file names.

Your text is changed in your browser and never uploaded. It is free and works on phones as well as computers.

Frequently asked questions

Is my text uploaded?

No. All case conversion happens locally in your browser.

Can I convert code identifiers?

Yes, camelCase and snake_case are useful for variable and file naming.

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