11-14-15 -unrealBook runs on the iPad Pro like any other iPad. Although it runs in scaled mode - the display is very clear. Once unrealBook is updated to run in higher resolution mode - menus and windows will appear smaller but the display will be the same.
unrealBook is running on the iPad Pro simulator (which is a software version of the real thing). I believe it will work on the iPad Pro fine unless something unexpected occurs. As usual, the only way to really know is to get the unit.
Here's a screenshot: