Note: You'll need an existing Philo account to use this app. With more than 45 channels available, Philo has the TV you love in an app where you’ll love watching it. Catch your favorite shows live, or save as many as you like and watch them in HD on as many as 3 devices. Philo is currently available on iOS, Roku, and web. This app features Nielsen's propreitary measurement software which will allow you to contribute to market research, like Nielsen's TV Ratings. To learn more about our digital measurement products and your choices in regard to them, please visit http://www.nielsen.com/digitalprivacy for more information.