Me encanta, gran apoyo para quien aprende gramatica del idioma que sea.

firefox should have this built in

Es gibt mehr Sicherheit und steigert die Eloquenz durch ein hervorragendes Thesaurus.

Tremendously useful and very well designed - easy to use - an excellent tool

It's very helpful if your time is worthless: it shuts down more and more of it's most useful feature for a paid version... even firefox default is catching up