Beamer 3.0 - Stream Video from a Mac to Apple TV and Chromecast Devices Posted 11/05/2015 at 17:26 UTC in iOS by gnye@amdesign.net | Permalink | Tweet Tupil today announces Beamer 3.0, a major upgrade to their Mac OS X video streaming app. Beamer 3.0 allows users to stream any video file from a Mac to any Apple TV or Chromecast or Google Cast-supported HDTV. The app streams video directly, so it will be played natively on the streaming devices. Version 3.0 brings support for Chromecast devices, quick selection of playback options, a redesigned interface, improved playlist controls, new sound playback and subtitle options, and more.