Reason Studios Reason 12.5.0 [win] Apr 2026

Ensure your Windows PC meets the following minimum specifications for stable performance: Windows 10 or 11 (64-bit).

5.5 GB for the main program, plus up to 20 GB additional for optional content and scratch space.

In Preferences > Control Surfaces , use "Easy MIDI Inputs" to auto-detect your MIDI keyboard or controller. Reason Studios Reason 12.5.0 [WiN]

Audio interface with an ASIO driver is required for low-latency performance. 2. Installation Steps

Open the extracted folder and double-click Install Reason.exe . Ensure your Windows PC meets the following minimum

When you first launch Reason 12.5.0, you must configure your hardware:

Once finished, the Reason Companion app and Authorizer will also be installed to manage licenses and additional content. 3. Initial Configuration Audio interface with an ASIO driver is required

Select your preferred language and install location. You can also choose to install the Reason Rack Plugin (VST3/AAX) during this step.