The best Chromecast apps for Google's streaming puck

The Google Chromecast is one of our favorite, simple streaming options. But there are so many apps available that work well with the streaming dongle that it can be difficult to figure out which you really need to get up-and-running right away, and which can wait. Although the Google Chromecast is, hands-down, one of the cheapest and easiest ways to get your TV connected to all of the biggest streaming services (and now one of the best-looking since the introduction of the Chromecast Ultra)