Pocket Casts has one of the most colorful, pleasant to use interfaces. For example, the app takes the most prominent color from the album art and colorizes the rest of the playback interface based on that color. This allows the interface to stay vibrant and slightly different for each podcast. Or
Other players allow for automatically ordering the order of new episodes and playing in that arbitrary order. Pocket Casts requires manually adding new episodes to a play queue every single time, and then manually dragging the play queue order.
$4 purchase with no free option + $9 for web makes for a somewhat pricey app in comparison to other popular podcast players, especially when considering the web option is extra even when the mobile app is purchased.