Offline Mode: Easier than ever to use Reason without internet connection for all Reason 12 users Reason 12 includes both the plugin version and the standalone Reason music production software so you can make music the way you like. Reason’s Rack of legendary synths, instruments, and effects can now be used in your favorite DAW with the Reason Rack Plugin (VST3/AU/AAX). Make music your way - plugged in or standalone A new look, a new sampler and a whole new way of dialing in your sound, Reason 12 is all about leveling up the creative potential at the heart of your music-making experience.