MainStage 3.5.2 is a exclusively for Mac, and while official "free" downloads of the full version do not exist, users can access a 90-day free trial through the Official Apple Website to test its live performance features. Version 3.5.2 Highlights
While you can use a standard headphone jack, a dedicated audio interface is strongly recommended for high-quality sound output to a soundboard. MainStage 4 & Future Compatibility Apple MainStage 3.5.2 Free Download
Completely redesigned plug-ins for creating sophisticated multi-sampled instruments with a modern drag-and-drop interface. MainStage 3
Are you planning to use MainStage for or for controlling vocal/guitar effects ? MainStage User Guide - Apple Support Are you planning to use MainStage for or
Released on April 27, 2021, version 3.5.2 primarily focused on to ensure reliability during live performances. It built upon the major 3.5 update, which introduced significant features like:
While minimums exist, experts recommend at least 16GB of RAM and up to 72GB of storage for a full sound library installation to avoid performance lag.