Then they can be exported to HTML, ePub, PDF, DOCX, Plain Text, Rich Text, Markdown and TextBundle. You can write your texts by using markdown.
I’ve made the experience that the iCloud sync is working faster though. Alternatively, you can also sync using Dropbox. And since a Mac client is also available, you can switch between iPhone, iPad and Mac without any problems. Here’s a list of my favorite productivity apps.
Of course you need the right apps though. IOS has become an operating system that is not only great for consuming content, but for productivity as well.