SwimRaceLab
Free analysis

Velocity Drop-Off Analyzer

See exactly where your race is leaking time. Enter your splits and get an instant velocity read, benchmarked against the elite range. Free, no calls.

Lap & finish times (seconds)

Enter the time on the clock at each wall — your lap and finish splits, straight off the scoreboard. No subtracting; we do the math.

Prefer the full picture now? See the Biomechanical Audit.