New Free Synth Is ‘King Of FM’


Free Music Software: Audiokit developer Matthew Fetcher has introduced King Of FM, a free software synth for iOS and Mac that’s based on sounds of classic ’80s FM synths, including the Yamaha DX7, DX7II, TX81z, and SY77.


  • Based on Multi-sampled recordings of classic presets from original 80s FM synthesizers
  • Standalone iPhone/iPad app & iOS AUv3 Plugin
  • Use with a MIDI Keyboard or iOS DAW
  • Over 200+ Presets and over 10,000+ individual samples
  • FX: Phaser, Chorus, Reverb, Ping-pong delay, Crush, Stereo Fatten, and more
  • Over 2+ gigabytes of sounds compressed to under 400 mb
  • udio recording: record your sounds then export wav files
  • Use as an iOS Plug-in in hosts like GarageBand, AUM, Cubasis, Beatmaker 3, and more
  • Run on your silicon Mac (Standalone version)
  • Includes full lifetime license for both iPhone, iPad, and Silicon Mac

“We are all volunteers, we do not get paid anything to make this app,” notes Fetcher. “We would be humbled if you checked it out. 100% of any proceeds from other apps go to support the AudioKit open-source project.”

Pricing and Availability:

King Of FM is available now as as a free download.


Please enter your comment!
Please enter your name here