Wordle is a toy for generating “word clouds” from text that you provide. The clouds give greater prominence to words that appear more frequently in the source text.
Cool and useless. Like most things.
Wordle of the book-in-progress, one hundred-ish pages in:
I guess it could tip you off to words you're using too often. I take back the useless bit. Except some words get counted twice, like Danny and Danny's, look and looks, and Red and... Red. So maybe it is useless. But it's still cool, damn it.