The Scrambler

Sdteuis hvae swhon taht you can unradtnsed txet taht has been saecrbmld as lnog as the fsrit and lsat ltreets of the wrod ramein the smae. Tihs from ltes you tpye in noraml txet, and it wlil ouptut txet taht has been smralbced.

(Translation: Studies have shown that you can understand text that has been scrambled as long as the first and last letters of the word remain the same. This form lets you type in normal text, and it will output text that has been scrambled.)