CAN ONLY SET TWO TIMERS
Unfortunately this is only for the most basic of HIIT cardio timers, for example you can only set a high intensity of 60 seconds then a low intensity of 30 seconds. You cant go more advanced and have like 60 high and 30 low and go to 90 seconds high and 45 low.
Siara117 about
Seconds Pro Interval Timer, v3.1