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Harmony EFX Software

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A quick, easy, affordable vocal modeling harmony generator for Mac or PC.

Harmony efx vocal harmony software is a streamlined version of Antares' industry-leading Harmony Engine evo Vocal Modeling Harmony Generator. Based on the same groundbreaking evo Voice Processing Technology as its big brother, Harmony efx puts professional quality vocal harmony arrangements within reach of any musician or engineer. Whether you're an experienced vocal arranger, a songwriter looking for that perfect backup singer, or a composer experimenting with unique vocal effects, Antares Harmony efx gives you entirely new ways to create the harmony parts you hear in your head. This easy-to-use vocal harmonizer software can help you generate up to 5-part harmonies from a single vocal line.


  • Evo Voice Processing Technology for fast, accurate pitch detection; smooth, artifact-free pitch shifting; and seamless, natural-sounding (if you want it to be) throat modeling
  • 4 high-quality, formant-corrected harmony voices with independent pan settings
  • Antares Throat Modeling technology that lets you process each harmony voice through a physical model of the human vocal tract
  • A variety of innovative Harmony Control modes, from fully automatic to individual control of every note:
  • Fixed or Scale Intervals: Simply set the key and harmony voice intervals and let Harmony EFX do the rest
  • Chord Degrees or Chord Name: Define your harmony chord-by-chord, complete with inversions and variable vocal ranges
  • Chord by MIDI: Define your harmony in real time via a MIDI controller or pre-recorded MIDI track
  • MIDI Omni: Directly play the four harmony voices as if they were voices of a synth or sampler
  • MIDI Channel: Use four separate MIDI channels for absolute control over each note of your vocal arrangement
  • Spread and Register controls that allow you to quickly and intuitively set the pitch range and harmony style of your vocal arrangement
  • Humanize functions that provide selectable amounts of variation to each harmony voice for realistic, natural sounding results
  • A Harmony Preset matrix that lets you create up to 12 complete harmony settings and instantaneously recall them in real time or via automation
  • iLok dongle required for use

Get new ways to create dynamic harmony parts with this Antares software. Order now!


Harmony EFX Software Specifications:

System Requirements
    • Minimum: 1.5GHz G4 processor
    • Recommended: 1.8GHz (or faster) G5 or Intel processor
    • RTAS:
    • Pro Tools HD or Pro Tools LE 7.x or later
    • Mac OS 10.4.11 or later as required by your version of Pro Tools
    • VST:
    • A certified compatible VST host program
    • Mac OS 10.4.11 or later as required by your host
    • Audio Units:
    • A certified compatible AU host program
    • Mac OS 10.4.11 or later as required by your host
    PC Versions
    • Minimum: 2Ghz processor
    • Recommended: 3GHz (or faster) processor
    • RTAS:
    • Pro Tools HD or Pro Tools LE 7.x or later
    • Windows XP or Vista as required by your version of Pro Tools
    • VST:
    • A certified compatible VST host program
    • Windows XP or Vista as required by your host
    • Harmony EFX's MIDI functions require that your host allow routing of MIDI to plug-ins. If your host application does not support the routing of MIDI to plug-ins, Harmony EFX's MIDI functions will not operate.
    • Harmony EFX authorization requires an iLok USB smart key (sold separately) and the ability to access (from any computer).
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    • Free Standard Ground shipping (48 contiguous states, some overweight and Used/Vintage items excluded).
    • Orders placed before 3 p.m. ET usually ship the same business day.
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