speech synthesizer

Intuitive text-to-speech app.

Vox Machina is a speech synthesizer program for Mac OS X.

Eight-voice standalone synthesizer

MiniSpillage is a free professional quality drum synthesizer plugin.

Polyphonic stereo subtractive Audio Unit software synthesizer.

Analyze, synthesize, and manipulate speech.

Play with OS X's text-to-speech system.

Easy and free speech recorder and audio creator

Timer features speech recognition.