KeyShowX
Control multiple PowerPoint and Keynote presentations at the same time on PCs and Macs

The easiest and the most inexpensive way to control multi-screen PowerPoint and Keynote presentations on PCs and Macs.
KeyPenX
Ultimate companion for Surface Pen

Control PowerPoint, Google Slides, Adobe Acrobat, VLC and more with Surface Pen.
KeyPointX
Advanced scheduler and automation tool for PowerPoint.

Advanced PowerPoint scheduler and automation tool for kiosks, tradeshows, info screens and digital signage displays.