Measure your VO2 max accurately and improve endurance with personalized Zone 2 and HIIT workouts. Compete globally on a verified leaderboard and track progress with live activities and widgets.
VO2 Max Trainer: HIIT, Zone 2 by Kevin Floch
PACER, Beep, Cooper Test, 4x4Editor's Choice
💪 Health & Fitness
4.0(4 ratings)
FreeIn-App Purchases



























