This app was mentioned in 4 comments, with an average of 1.25 upvotes
https://play.google.com/store/apps/details?id=com.moviematepro
Also the companion app series guide. Both apps are well optimized track clients that support custom lists...I use both on my phone and they don't drain the battery as others used to like Series guide
I've been using Movie Mate for several years and it's been perfect.