This app consists of one screen with 2 buttons. Pressing the buttons results in calling https://jsonplaceholder.typicode.com/users api. The results from the api are processed and shown in alerts.
This app is written in Objective-C. Xcode is required to build and run it. Everything is done in code.
The workspace file is the correct file to open, as this app uses cocoapods.
Apple's UIKit is used for the UI. AFNetworking is used for making the GET requests.
Jacall is written to show some of what I've learned writing apps for iOS.