Reveal Sound has launched a new beta of its upcoming version 1.1 of Spire, a synthesizer instrument plug-in for Windows and Mac.

Dear friends, we are glad to present next beta Spire 1.1 for Mac OS and WIN 32/64bit. This is a demo of a proof of concept of new optimized Spire DSP engine with lower CPU and Memory usage but the with same quality of sound.

Before trying this version, please read carefully notes below:

  1. Don’t use this version in production projects! Beta is not feature complete product.
  2. Now works: Macro Modulators, Global Pitch Shift, Pitch Bend Wheel and Mod Wheel modules.
  3. Currently missing or disabled: Arp, Stepper, Filter Combo/Scorpio, Osc SAW PWM Mode, Microtuning modules are in progress, they are present in GUI but not completed in DSP level.
  4. Please send crash reports, found issues and suggestions to

The beta is available for download for Mac OS, Windows 64-bit, and Windows 32-bit.

Spire is available for purchase for $189 USD / 139 EUR ex. VAT.

More information: Reveal Sound