Just VO2 Max

Your latest Apple Health VO₂ Max on your Apple Watch face—circular, rectangular, or corner. Read-only Health access. No account or subscription.

Put your latest Apple Health VO₂ Max estimate where you’ll actually see it: on your Apple Watch face. • Circular, rectangular, and corner complications • Latest value and update time at a glance • Updates after Apple Health saves a newer estimate • Read-only Health access • No account or subscription Just VO₂ Max displays the estimate already stored in Apple Health. It does not measure or calculate VO₂ Max. Apple Health decides when a supported workout produces a new Cardio Fitness estimate. Your VO₂ Max value, date, and source stay on your devices and are never sent to advertising or analytics providers.