Schweizer Arts has released wolf three, free VSTi soft-synth for Windows with 5 oscillators (1 of them a phase distortion oscillator), five filters, 3 LFOs, delay, wave shaper, granulator and voice synth. 1 WAV loader allows the user to play and modify sounds of a female choir.
Everything played by the synthesizer is recordable in MIDI format, including the embedded WAV sounds.