Update:

HBO Now has launched on PlayStation 4 and PlayStation 3, Sony announced today.

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HBO and Cinemax are also now available as add-ons for PlayStation Vue subscribers, each costing an additional $15 per month. Sony has also announced the launch of a new Ultra subscription tier for PlayStation Vue. For $64.99 per month, or $74.99 in major cities with local broadcast stations, subscribers will gain access to over 100 channels, as well as HBO and Showtime subscriptions.The launch comes just ahead of the debut of Westworld on HBO. For more on the upcoming series, check out IGN's review of the premiere Original story follows:

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HBO Now is coming to PlayStation 4 and PlayStation 3 before Westworld's October 2 debut, HBO and PlayStation announced today Additionally, PlayStation Vue subscribers will be able to add HBO and Cinemax on to their current subscription plans for an additional $15 each, which will also give those subscribers access to the HBO Now app.No exact date has been set for when Now will come to both platforms, but it is expected in the coming weeks. A standard HBO Go app has previously been available for both systems.HBO Now, HBO's standalone streaming service, previously launched on the Xbox One and Xbox 360 earlier this year before Game of Thrones' sixth season debuted.Westworld is a new take on Michael Crichton's 1973 film from writes and executive producers Jonathan Nolan (The Dark Knight) and Lisa Joy (Pushing Daisies). The series is set in a Western-themed park that is populated with life-like robots and features a cast that includes Anthony Hopkins, Ed Harris, Shannon Woodward, James Marsden, and Thandie Newton. HBO recently revealed the show's season 1 poster , along with several new images from the upcoming premiere season, as well as a trailer showcasing the tension between Hopkins' Dr. Robert Ford and Evan Rachel Wood's Dolores Abernathy.Westworld is one of six new fall shows this year IGN can't wait to watch, and for more on the series, check out IGN's discussion below about why Westworld is primed to be HBO's next Game of Thrones.

Jonathon Dornbush is an Associate Editor for IGN. Find him on Twitter @jmdornbush