Convert any text to lowercase in one step. Useful for cleaning up text that was typed with caps lock on, or normalising data before comparing it.
HELLO WORLD THIS IS UTILOOT
hello world this is utiloot
Yes. It uses the browser’s own case rules, so É becomes é and Ä becomes ä correctly.
No. This tool runs entirely in your browser — nothing you type or paste is uploaded, logged or stored anywhere.
There is no fixed limit. Very large documents depend on your device’s memory, but ordinary pages and files are handled instantly.