Builderall includes an app creator that actually makes it pretty simple to create your first app in about 15 minutes! It makes it ridiculously simple to create an entire app from scratch.
You can create the app and publish it to the Google Play store, The Apple App Store or the Amazon App Store.
(It's only $25 one time for google, free for amazon, and $99/year for apple)
Check out the full tutorial on youtube: