No specific info about version 4.0. Please visit the main page of iSpeak on Mac Informer.
Listen to your documents on your iPod or iPhone.
SJphone® is a VOIP softphone that allows you to speak with any other softphone.
This application helps you practice your English spelling skills.
Vox Machina is a speech synthesizer application for Mac OS X.
It can read you your news while you performing other tasks.