Free dtblkfx software for mac

DtBlkFx by Darrell Barrell is a freeware Fast-Fourier-Transform (FFT) based multi effect VST plug-in for Mac.

Main features:
- Precision parametric equalizing with sharp-roll off, adjust individual harmonics of a sound.
- Harmonic based (or comb) filtering, including active harmonic tracking.
- Various types of noise control, change contrast between loud and soft frequencies, clip frequencies or apply sound smearing.
- Frequency shifting, harmonic and non-harmonic shifting, including active harmonic repitch.
- Various methods of mixing left and right channels, standard and harmonic vocoding, convolution like mixing and more.
- Frequency masking, set harmonic or threshold masks for any effect.
- Up to 8 effects in series.
- GUI graphics can be customized.

System requirements:
- AU or VST host