Free Case Converter
A free case converter you can use online with no sign-up or install. Enter text and press the mode you want (uppercase, lowercase, capitalize each word, sentence case, or toggle) for an instant conversion. The result appears in the box below and can be copied with one button. All conversions happen in your browser, so your text is never sent anywhere.
How to use
- Type or paste the text you want to convert into the input box.
- Press the mode button you want (uppercase, lowercase, capitalize words, sentence case, toggle).
- When the converted text appears in the result box, use "Copy result" to copy it.
What makes this case converter useful
- Completely free · no sign-up · no install — use it online right away
- Converted in your browser, so your text is never sent anywhere
- Five modes: uppercase, lowercase, capitalize words, sentence case, toggle
- Copy the converted result with one button
- Accurate for English and Latin characters; other scripts kept as-is
Frequently asked questions
Is the case converter free?
Yes, it is completely free. You can use it right in your browser with no sign-up or software install.
What conversion modes are supported?
Five modes: UPPERCASE, lowercase, Capitalize Each Word, Sentence case (only the first letter of each sentence), and tOGGLE (invert) case.
Does it affect non-Latin text?
Scripts without case distinction are left unchanged. Case conversion applies to English and Latin characters.
Is the text I enter sent to a server?
No. All conversions happen inside your browser, and the text you enter is never sent to any external server.