Audiokinetic Wwise
7.4#2 in game audio middleware$8,000, paid onceFree planAndroidiOSLinuxmacOS
VisitWwise suits game audio teams building interactive sound and motion for titles using Unity or Unreal Engine. Its per-title and per-platform licensing terms are important for commercial projects.
Sound Bakery suits game developers seeking open-source audio middleware with an authoring app and C/C++ engine integration. It may also suit teams that want to customize their audio tools and workflow.