You all no doubt own a mobile phone, most likely an iOS or Android device, so you probably think it wouldn't be too difficult to test mobile apps. While the principles of testing remain the same, there are significant differences between how you test websites and mobile apps. For example: You can't just open a browser on your laptop to test the latest version of the application. Somehow you need to get the latest version of the app onto your test device. iOS and Android have completely different design patterns. It's more difficult to get under the hood of an app to see what's going on. You can't just open Chrome DevTools. This is the first in a series of posts where I'll give you some background on how to test mobile apps and include a number of tips and tricks that I've learnt the hard way in my 10 years of mobile testing experience. I'll focus on iOS and Android since those are the most common apps but I also test