Case converter

Text

Switch text between uppercase, lowercase, title case, and toggle case instantly. Useful for formatting titles, normalizing input, and cleaning up copy. Everything runs locally in your browser.

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FAQ

Which case modes are supported?

Uppercase, lowercase, title case, and toggle case (swapping upper and lower for each letter).

Does it support non-ASCII text?

Yes. Conversion uses Unicode-aware casing for broad language support.