[claude2]

http://www.readspeaker.com/voice-demo/
Again, perfection, always the best. Here is a Website of the synthesized voice. But it remains a robotic voice. however, else website uses, of human, Bookworms! These are professional reading. Their voice is used in the target technology, the, synthesizing.
Always towards perfection, I love perfection, because perfection is imitated reality, and transformed reality in psychology, idealized best and can also be instructive. The consciousness of self, this is a great direction that proves your emotional capacity.
http://www.oddcast.com/technologies/tts/  Basic
http://www.onlinevoices.com/  realistic

[Freddy]

That ReadSpeaker one is pretty good. I like the woman with the Scottish accent. They ask for us to apply to get the prices which means they are not cheap !

The OnlineVoices one appears to be 'real' people, so more for voice overs and things for adverts - I don't think it's computer generated or Text To Speech.