About

About caselabnow

There is not much to explain about CaseLabNow. It is a text case converter, and its job is switcheing text between UPPERCASE, lowercase, Title Case and Sentence Case while leaving punctuation and line breaks untouched. What follows is how it works, why it exists, and what it does with your data.

What CaseLabNow is for

Most everyday-utility tools online spend more screen space on advertising and consent banners than on the calculation. CaseLabNow takes the other approach — the tool does one thing, switches text between UPPERCASE, lowercase, Title Case and Sentence Case while leaving punctuation and line breaks untouched, and the page stays out of the way while it does. A narrow scope is easier to keep correct, too.

The method behind it

Everything runs on your own device. When you use the tool, it walks the string character by character and changes only the case of letters, so digits, symbols and existing whitespace pass through unchanged instead of being normalized away. Nothing about the method is hidden: if you want to check a result by hand, the description above is the algorithm the page actually uses, and every figure you see comes from it rather than from a black box.

Where your data goes

Your input stays local: the text you paste is handled entirely by the page and never leaves your device. You can turn off your connection after loading and the tool still works, which is the simplest proof that nothing is being sent.

Who this is for

How this stays free

There is no charge to use CaseLabNow. The costs are covered by advertising, which stays out of the way of the tool itself and has no access to your input. If an advert ever interferes with the page, tell us and we will look at it.

Get in touch

If something is wrong, or if there is a feature you would find useful, the contact page is the way to reach us. Messages from people who use the text case converter shape what gets built next.