Voxynth is a synthesizer (VSTi), which can be used to create vocal sounds or synthetic choirs. In addition, the MIDI synth has a stereo delay and comes with 256 factory patches and a manual (Adobe Acrobat). Voxynth has 3 oscillators per voice, pitch modulation, an amplitude envelope and a multimode formant filter, which can be modulated by an envelope or using Voxynths Performance Keys. The bundle inludes more than a dozen other plugins.
This software is a shareware. You will be able to download and test Voxynth during a certain period of time, then, if it does what you need, you will have to acquire the full version from Voxynth publisher. The Voxynth 2.0.2 free trial version contains an installer and an uninstaller, and has a size of 3589 Kilobytes.
For additional information and support request, please contact directly Voxynth publisher.

Voxynth Screenshot