Free Case Converter: Uppercase, Lowercase, Title & Sentence Case

You typed a whole paragraph with caps lock on. A heading needs proper capitalization. A list copied from a spreadsheet is all lowercase. The PDFFlowState Case Converter switches text between upper, lower, title and sentence case in your browser, for free, with no account.

Open the Case Converter

What does Case Converter do?

Case Converter switches between upper, lower, title and sentence case:

  • Uppercase: ALL LETTERS CAPITAL. Useful for emphasis and labels.
  • Lowercase: all letters small. Useful for consistent data and fixing caps lock.
  • Title case: Each Main Word Capitalized. Useful for headings and titles.
  • Sentence case: only the first letter of each sentence capitalized. Useful for normal writing.

It handles searches like uppercase to lowercase, lowercase to uppercase, title case converter, sentence case converter and capitalize text.

How to change text case

  1. Open the tool. Go to Case Converter. It works on phone and desktop.
  2. Paste your text.
  3. Choose the case.
  4. Copy the result.

No sign-up is needed, so it is a free way to change case online.

Tips

  • Check names and acronyms. Automatic conversion can lowercase names like "iPhone" or acronyms like "NASA", so scan the result.
  • Style guides differ on title case. Some capitalize every word, others skip small words like "and" and "of".
  • Clean spacing too with Text Formatter.
  • Count the result with Text Counter.

Frequently asked questions

Is the case converter free? Yes. It is free and needs no sign-up.

Can I fix text typed in all caps? Yes. Convert it to lowercase or sentence case.

Does it support camelCase, snake_case or other programming styles? The tool covers upper, lower, title and sentence case.

Can I use it on my phone? Yes. It runs in your browser on phones and desktops.

Convert your text now

Try the free Case Converter or browse all the text tools on PDFFlowState.