Case
Converter.
Convert any text to UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, kebab-case, alternating case, or inverse. All conversions run locally in your browser.
Cases at a glance
UPPERCASE → THE QUICK BROWN FOX lowercase → the quick brown fox Title Case → The Quick Brown Fox Sentence case → The quick brown fox. camelCase → theQuickBrownFox PascalCase → TheQuickBrownFox snake_case → the_quick_brown_fox CONSTANT_CASE → THE_QUICK_BROWN_FOX kebab-case → the-quick-brown-fox aLtErNaTiNg → tHe qUiCk bRoWn fOx iNVERSE → tHE qUICK bROWN fOX
Frequently asked questions
What does Uppercase to Lowercase do?
Convert text to lower, UPPER, Title, Sentence or alt case. The whole thing runs in your browser tab, so it is ready the moment the page finishes loading.
Is Uppercase to Lowercase free to use?
Yes. Uppercase to Lowercase is completely free on ToolMunch — no trial, no premium tier holding back the main feature, and no daily or hourly cap on how many times you can use it.
Do I need to create an account or sign up?
No. There is no account, no email address, and no login. Open Uppercase to Lowercase, do the job, and take the result — nothing is gated behind a signup form.
Is the text I paste in sent to a server?
No. Uppercase to Lowercase runs entirely inside your browser tab, so the text you paste stays on your own device. Nothing is uploaded, which means there is no copy of it on a server to worry about.
Does Uppercase to Lowercase work on Mac, Windows, and phones?
Yes. Uppercase to Lowercase runs in any modern web browser on Windows, macOS, Linux, Chromebook, Android, and iOS. There is nothing to download or install.
Can I use it as many times as I want?
Yes. There is no queue, no per-hour quota, and no counter that runs out — run Uppercase to Lowercase as often as the work needs.