So you would like to become a better shooter? Analyzing your performance is the best way to do it. MantisX is a smartphone enhanced training system that attaches to your pistol or rifle and captures data before, during, and after each shot. You will be able to use the real-time data to improve your shooting performance.
The device helps you identify areas to improve upon. The companion iOS/Android app provides real-time feedback on shooting mechanics. Costs under $160 at this time.[where to get it]