Labsii uses Xamarin to deliver apps to multiple platorms (iOS, Android, Windows, Mac). Xamarin allows us to offer various points of budget and end-project quality including the level of the quality that would require native apps and to still deliver some savings.
Our app Speech Central is considered as one of the best Xamarin apps and as such it is featured on the official Xamarin's blog among apps from the world top-tier brands: https://blog.xamarin.com/speech-central-makes-easier-browse-internet-hands-free/