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 FM-Four by ToneBytes is a Virtual Instrument Audio Plugin for Windows. It functions as a VST Plugin.
Product FM-Four
Developer ToneBytes
Price (MSRP) Free / Ad-Supported
Type / Tags
Plug-in, App & Soundware Format(s)
Operating System Availability
Download Released
 0.9  Downloads Released
Audio Demos
Miscellaneous Information
Copy ProtectionNone

FM-Four is a simple VST instrument that recreates four operators FM synthesis with some improvements like good known YAMAHA OPL/OPL2 chipsets. FM-Four can produce wide range of timbres that are rich in harmonics.

Main features:

  • 8 FM Algorithms.
  • 4 operators with coarse and fine tuning.
  • 8 waveforms per operator (Sinus, Half-sinus, Abs-sinus, Quarter-sinus, Square, Triangle, Half-triangle, Abs-triangle).
  • Multimode LFO synced with BPM and with Random mode.
  • 4 filters.
  • 8 stage envelope generator for multimode modulator.
  • Distortion.
  • Internal chorus.
  • Internal 10 bands equalizer.
  • Easy control with pop-up menus.
  • 64 factory presets.
  • Built-in preset manager with ability to patch name editing.

In addition, VST automation and full MIDI Learning are supported.


Made with SynthEdit
Discussion: Active


6 February 2015 at 2:51pms-tek

hey tonebytes your FM-Four-VSTi-Setup.exe download via cnet has a virus in it. please fix that. ;)

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