EXT64 is a 64-bit stripped down version of the easy-to-use energyXT 32-bit. Slim, yet powerful: add your favorite samples, plugin instruments & effects and create music now!


  • Fast, lightweight MIDI and audio music production
  • Slim UI for ultimate workflow
  • Supports 64-bit VST/VST3 and CLAP instruments and effects
  • Unlimited MIDI and audio/drum tracks
  • Tempo- and time signature track
  • Live features (marker tracks, track/mute groups)
  • Piano roll with event list (MIDI) and drum grid (audio)
  • Multi-track direct-to-disc audio recording
  • Import and export wav, aif, and mid
  • Audio bounce and multi-track export to folder
  • Mixer with group channels and unlimited FX
  • Clip based automation of mixer and plugin parameters


Download beta version

EXT64 is currently in beta. Feel free to download and use at own risk. No license required.

Windows 64-bit: downloads (4-feb-2024)

macOS 64-bit: TBD/TBA


Here you can send feedback for EXT64.