Now that we have answered most of your questions you should be able to decide for yourself now. Xamarin has an impression of a newcomer but the service and provisions are second to none. Although the cons put you into thinking about the app the single technology stack helps in sharing the code across platforms. This can kill time in customization. Xamarin is widely used and preferred over other developing tools due to its easy maintenance, high-level functionality and freshness. The majority of developing companies rely on them.