Galactic Voices comes as a free add-on for the MorphVOX Pro Voice Changer.
It is dedicated to voice changing and voice manipulation.
Flash Voice Buttons is a playback controller built in Flash.
Natural Voices Readers
NaturalReader is a Text to Speech software with natural sounding voices.
Antares Audio Technologies
Harmony Engine is a real-time harmony generating plug-in.
Blue Cat Audio
With the Blue Cat’s Chorus software you can simulate several voices.
It is a text-to-speech program that reads texts by human voice.
Vicky's Cool Softwares
A simple tool which includes Alarm Clock, Reminder and Human voice time teller.
Hear any text in a human voice, or save it as MP3 files for portable players.
Record a human voice and text to speech to audio formats.
DocumentSpeaker can read documents aloud in a human voice.
One Small Clue
Grace is a VST plugin sampler with 2 filters per voice.
“WordRead” will read any text in a human quality voice from word processors.
FlameSoft Technologies Inc.
A multi-function Text to Speech software with natural, human-sounding voice.
It allows you to read any text in a human quality voice from word processors.
Koba Vision BVBA
Read any text in a human-quality Czech voice within the RealSpeak program.