What are some alternatives?
When comparing Appyet and Kodular, you can also consider the following products
Thunkable - Powerful but easy to use, drag-and-drop mobile app builder.
Codefreebnb - Airbnb clone. Written with not one line of code
MIT App Inventor - MIT App Inventor | Explore MIT App Inventor
App Press - App Press provides tools to create and publish apps for iOS and Android.
appenguin - Turn the most complex web application or website to into an Android app in minutes, for free!
Dropsource - Mobile development platform for building native iOS & Android apps