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Roku streaming devices and smart TVs offer an immense library of entertainment platforms and casting capabilities, making them a cable cutter's dream come true . Every Roku product comes with a Roku remote, which can typically be programmed to control TV power and volume. And everything you can do with an actual Roku remote can also be done via the Roku mobile app. The app isn't paywalled, either. To use it, you just need to create a free Roku account and make sure your phone or tablet is paired to the same Wi-Fi as your Roku streamer or TV.

Powered by Roku OS, the screens and menus of the Roku app should look pretty similar to your Roku hardware's user interface. The Roku app also brings a handful of extra features to the table, one of which is private listening. When a wired or wireless pair of headphones (or a Bluetooth speaker) is connected to your host device, you'll be able to isolate Roku audio to your audio product.…