SpeedTrackr: Sprint & Reaction

Stop guessing your mechanics. Built by a competitive sprinter for athletes and coaches who demand precision, SpeedTrackr turns your smartphone into an elite performance lab — no expensive hardware required.
Core Features
Sprint Form Analysis

Upload your training or race video for an instant biomechanical breakdown. Get Ground Contact Time, flight windows, stride frequency, joint angles, and elite similarity scoring — with targeted drill recommendations based on your actual movement data.
Timing Gate

Two-phone timing gate with three modes: Normal, Reaction Start, and Flying Start. Accurate timing from 10m to 200m. No laser hardware or expensive gate systems required.
Vertical Jump Measure

Track your explosive power with phone-based vertical jump measurement. No force plates or jump mats needed.
Reaction Pro

Solo block start training with automated audio countdown, false start detection, and millisecond-precision reaction time using camera-based wrist detection.
Sprint Insights

Retest over time to map season progression. Trend analysis across sessions exposing stride imbalances, stability drop-offs, and acceleration structure changes.
Why Athletes Choose SpeedTrackr

Full performance lab in one app: timing + jump + sprint analysis + reaction training
Solo mode — no training partner or coach required
Zero hardware friction — just two phones and a tripod

Built for: 100m, 200m, 400m sprinters · Hurdlers · Jumpers · Sprint coaches · Field sport athletes