STAmina Apnea Trainer

STAmina is created by and for freedivers with the ultimate purpose to improve your freediving skills by increasing the breath-holding time. STAmina is all about O2 deprivation and CO2 tolerance tables. It allows you to configure the tables to correspond to your skill level. It leads you through a workout with visual and voice notifications and tracks the history of your workouts.

Features:
CO2 tolerance tables
O2 deprivation tables
Mix tables
Wonka tables
Custom tables
Tables Generator
Male/Female voice notifications
Training notifications
Unlimited workout log
Personal best tracking and history
Workout statistics