A free app for Android, by Flaregames.
In Royal Revolt! you play a young Prince who has come back to his kingdom after two years of learning magic at Bogsmarts, a boarding school for the spoiled and untalented aristocrat youth. When you return, your father has died and your aunts and uncles have carved up the kingdom among them.
Now, you must go back to school and learn magic, in order to defeat your greedy relatives who have stolen your father’s throne. As you learn magic, the kingdom is attacked by various creatures, such as ogres, wolves, and bears. You must defeat them in order to get the royal crown.