How to successfully launch a mobile app – for newbies

The other day a family member emailed me and essentially asked me “How do you make a mobile app?”. I could have written back “Write code, publish it”, but that would have been the smart ass remark. It’s not that I don’t love to be a smart ass, but I presumed they wanted a real answer and I refined the question a bit. It’s not “How do you make a...