YO YO Endurance Test

YO YO Endurance Test is a specialized fitness app for administering and tracking the Yo-Yo endurance and intermittent recovery tests used by athletes and teams. It provides precise audio pacing, clear on-screen guidance, and automatic scoring to help measure aerobic capacity, estimated VO2max, and game-relevant fitness. Core features include guided test protocols with audio cues and rest intervals, real-time lap and stage tracking, automatic score calculation with VO2max estimation, and trend analytics over time. Optional Bluetooth heart rate support, GPS or manual distance input, and customizable shuttle lengths make it easy to run accurate tests indoors or outdoors. Built for coaches, sports scientists, and serious fitness enthusiasts, the app supports team rosters, group sessions, benchmark comparisons, and exportable reports, making it a practical tool for sports performance, conditioning, and health and fitness assessment.