No specific info about version 8.1. Please visit the main page of QuarkXPress on Mac Informer.
QuarkXPress is a good option but you should also try Lucidpress!
Create house or room design plans and view them in 3D.
Create and complete important design projects from virtually any device.
It is a page layout-designing tool for creating professional prints.
Design and publish brochures, business cards, and many others.
Create HTML-mails and newsletters with an optimized layout for mobile devices.
QuarkXPress is a good option but you should also try Lucidpress!