The PITCH DUEL CHALLENGE app enables baseball & softball players to request a "BULLPEN COACH ON DEMAND". The first CERTIFIED COACH to respond to a players’ request sets a time and location to score the players 20 pitch bullpen session. Pitch Duels secret & proprietary PITCH ZONE & VELO TRACKING scoring system automatically ranks you with other players around the country. If your score is high enough it will populate in the TOP 100 NATIONAL RANKING LEADERBOARD. The winners in each age bracket win prizes at the end of the season. Other Key features: Bullpen Scoring History, College Recruiting Platform, Video Training Library and 1 on 1 Video Analysis Services.