What are some alternatives?
When comparing VolleyStation and Shnarped, you can also consider the following products
KlipDraw - KlipDraw is intuitive, easy to use and affordable software to make awesome drawings on your videos! Visit us at www.klipdraw.com
Kinovea - Kinovea is a video player for sport analysis
LongoMatch - Real-time and post-recording sports video analysis software.
Coach's Eye - Sports video analysis app
SET Video Review - Frame analyzing system for instant replay and/or motion analysis with up to 4 video sources.
PhysMo - PhysMo is an open-source (free!