well-documented2 add/edit expense1 admob monetization1 animation1 beautiful ui with animation1 collection1 complex ui elements1 coredata integration1 css1 customizable1 dynamic1 easy reskinning1 effects1 expense tracking1 fire1 glitch1 hover1 ios app development1 ios expense tracker app1 modern1 monetizable app1 mvvm architecture1 portrait and landscape support1 space1 swift programming1 swiftui user interface1 transitions1 unique1 water1