This app was mentioned in 12 comments, with an average of 1.17 upvotes
Dragon Heroes: A Shooter RPG is Android/iOS and it is a mix of shmup, rpg and Galaga.
Ever tried Dragon Heroes? https://play.google.com/store/apps/details?id=com.perplelab.hod&hl=nl
Dragon Heroes - https://play.google.com/store/apps/details?id=com.perplelab.hod