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 MainStage by Apple is an Audio Plugin Host. It can host Audio Units Plugins.
Product MainStage
Developer Apple
Price (MSRP)
Type / Tags Plug-in Chainer / RackMPE
Plug-in, App & Soundware Format(s)
Can Host
Can Host
Operating System Availability
Download Released
Downloads Released
Miscellaneous Information
Copy ProtectionSerial Number

Built for live performance, MainStage lets keyboardists, guitarists, and other musicians perform with software instruments and effects through a full-screen interface designed specifically for the stage.


  • Full-screen performance view optimized for the stage.
  • Windowed performance view for simultaneous operation of multiple applications.
  • High-resolution, resizable 3D graphics.
  • Dynamic lighting highlights screen controls in use.

Sounds for the Stage:

  • Perform using the entire selection of Studio Instruments.
  • Process audio using all appropriate effect plug-ins from Studio Effects.
  • Audio Units support for all third-party plug-ins.
  • Up to 32 total keyboard layers per Patch, with up to 8 layers per split.
  • Floating keyboard splits that dynamically adjust during a performance.
  • Channel strip setting crossfades for blending between sounds with a single controller move.
  • Busses for advanced audio routing, submixing, and effects processing.
  • Signal Flow view displays all channel strips within a selected audio signal path.
  • Full-screen software tuner for guitars and basses.
  • Tap tempo using any MIDI or USB controller device or your computer keyboard.
  • Receive tempo from incoming MIDI clock messages.
  • Professional templates featuring extensive combinations of instruments and effects.
  • Seamless patch switching during performance without disrupting sound output or held notes.
  • Patch selection via MIDI program change messages.
  • CPU, MIDI input, and memory displays embedded in the MainStage toolbar.

Hardware Integration:

  • Hardware compatibility with any MIDI or USB controller.
  • Automatic device detection for many popular controller devices.
  • Automatic controller assignments for recognized devices.
  • Layouts to assign controllers to specific parameters, then reassign controllers when equipment changes.
  • Learn function for fast assignment of MIDI hardware.

Performance Customization:

  • Save and load full performance setups in the form of Concerts.
  • Organize sections of your performance by grouping Patches into Sets within Concerts.
  • Import and export Sets, Patches, and Layouts to customize Concerts.
  • Concert-level or Patch-level parameter mapping.
  • Parameter mapping via browser or direct selection from the plug-in interface.
  • Load and save channel strip settings for use in MainStage and Logic Pro.
  • Browser for searching and loading channel strip settings.
  • Contextual Inspectors that provide editing options according to mode and object selected.
  • Customizable Patch icons.
  • Resize, group, lock, and color functions for screen controls.
  • Customizable toolbar.
  • Keyboard transposition.
  • Velocity range and velocity offset options on a per-channel strip basis.
  • MIDI controller transformations:
    • Expression Scaling.
    • Modulation.
    • MIDI Volume.
    • Breath Control.
  • MIDI message filtering on a per-channel strip basis:
    • Pitch Bend.
    • Modulation.
    • Aftertouch.
    • Sustain.
    • Expression.
  • Broad range of customizable screen controls, including the following:
    • Keyboard.
    • Mod/Pitch Wheel.
    • Sustain Pedal.
    • Foot Pedal.
    • Foot Switch.
    • Round Knob.
    • Directional Knob.
    • Vertical Fader.
    • Horizontal Fader.
    • Button.
    • Drum Pad.
    • Meter.
    • Parameter Text Box.
    • Free Text Box.
    • Patch/Set Selector.
    • Image Box.

Learn how to use MainStage... in KVR Learn

Latest User Reviews Average user rating of 0.00 from 0 reviews


Discussion: Active
2 January 2014 at 5:47am

Hey, the version of Mainstage here needs to be updated.

28 February 2014 at 5:15pm

Hackintosh with Mainstage 3, see.


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