Diamond Kinetics PitchTracker - PitchTracker Baseball’s cutting­-edge technology brings science­-based motion analytics to a first-of-its-kind, smart baseball. Easy-to-understand metrics, data and pitching analysis give you powerful information right at your fingertips.
Metrics Dashboard: View your latest session averages/maximums for primary pitches. Analyze Release Velocity, Spin Rate, Spin Direction, Spin Efficiency, Horizontal Break, Vertical Break, Extension, Delivery, Reach Back to Release, and Time to Plate. 
Video & Data Sync: Capture video of your motion and arm action to see how body motion affects key pitch metrics.
Pitch Charting: After only a few throws, the app intelligently identifies your pitch-type and logs it for you.
Bullpen: Set-up custom bullpens designed specifically for you or your players.Focus on improving metrics and command.
History & Trends: View your complete pitch history and trends — are you improving?