To get more information about the synthesizer along with the download links, select your preferred synthesizers and language below. Text-to-speech (TTS) and voice synthesis technology have come a long way since the days of choppy monotones and 'computer speech.' The rating I give The voice is 5/5 and the software 5/5. If you decide not downloading the voices, You get only one horrible voice called anna that sounds like a robot, so the rating without the voices.