Siren

Siren | Audio Plugins for Free

“Siren is a free synth for making dub effects and all sorts of psychedelic noises.

Features:

  • Three waveforms (sin, saw, square).
  • Seven modes (tone up, tone down, …)..
  • Reverberation.
  • Tape delay.
  • Feedback up to 110%.
  • Precise rate control for long sweep effects.”

Source : kvraudio.com