This app was mentioned in 5 comments, with an average of 2.60 upvotes
https://play.google.com/store/apps/details?id=com.buffstudio.bka
Buff Knight Advanced is also free from $0.99
Buff Knight Advanced - Retro RPG Runner (from the same developer) r/https://play.google.com/store/apps/details?id=com.buffstudio.bka