this app uses lottie animations so you have to install lottie
use this link for the instaliton guide for lottie on Xcode -> (https://github.com/airbnb/lottie-ios)
create a new Xcode project make it an app where the language is Swift and the interface is SwiftUI
when using a simulater make sure that that simulator is an iphone and not an ipad or mac, futhermore if you are installing this app on your own device only use an iphone and avoid running on an ipad.