It's part of the TVOS 12 update coming this fall, and titles will get upgraded to Dolby Atmos for free.
David KatzmaierEditorial Director -- Personal Tech
David reviews TVs and leads the Personal Tech team at CNET, covering mobile, software, computing, streaming and home entertainment. We provide helpful, expert reviews, advice and videos on what gadget or service to buy and how to get the most out of it.
ExpertiseA 20-year CNET veteran, David has been reviewing TVs since the days of CRT, rear-projection and plasma. Prior to CNET he worked at Sound & Vision magazine and eTown.com. He is known to two people on Twitter as the Cormac McCarthy of consumer electronics.Credentials
Although still awaiting his Oscar for Best Picture Reviewer, David does hold certifications from the Imaging Science Foundation and the National Institutes of Standards and Technology on display calibration and evaluation.
It also said iTunes will have the world's largest library of Atmos titles, and that if a user owns a title that later adds Atmos, that title will get upgraded free of charge.
With support for Dolby Vision HDR video since launch, the Apple TV 4K is now the only media streamer to support both of Dolby's highest-end home AV formats.
Watch this: Dolby Atmos comes to Apple TV 4K
While it's still the only separate streamer with Dolby Vision, Apple TV 4K is actually late to the Dolby Atmos streaming party. Roku has supported Atmos via the Vudu app for more than a year, as have the Xbox One, Nvidia Shield TV and a few other devices. Meanwhile
support Atmos from Netflix.
Apple did not announce whether its Netflix or Vudu apps, which both currently support 4K HDR and Dolby Vision, would get Atmos support as well.