Let’s start!ġ- Install ios-sim using npm: npm install ios-sim -gĢ- On Visual Studio run your application on an iOS Simulator In this article will show you a step by step guide on how to generate the simulator build and launch it on an iOS simulator using the tool mentioned above. This allows for niceties such as automated testing without having to open Xcode.” ios-sim repository “The ios-sim tool is a command-line utility that launches an iOS application on the iOS Simulator. There’s a very nice command tool that allows controlling the ios simulators called ios-sim. Which is useful for things like quick tests that can be done on a simulator, simple demos to a client, facebook app submission reviews, automated QA test, etc. This is very handy and convenient because once simulator build is generated you can launch it on any ios simulator on other Mac machines without dealing with certificates or provisioning profiles. Recently I had to generate an iOS simulator build for our QA team so that they can run automated tests.