ustwo Studio Ltd has Monument Valley for Android in the Amazon AppApp Store for $1.99 (regularly $3.99) for a limited time. It also available in the Google Play store for the same price.

In Monument Valley you will manipulate impossible architecture and guide a silent princess through a stunningly beautiful world.
Monument Valley is a surreal exploration through fantastical architecture and impossible geometry. Guide the silent princess Ida through mysterious monuments, uncovering hidden paths, unfolding optical illusions and outsmarting the enigmatic Crow People.