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Историческую версию Oximeter можно получить на Android
Пульсоксиметр позволяет увидеть процент дышащей кислорода к вашей высоте.
Oximeter allows you to see the percentage of breathable oxygen to your altitude. The percentage of oxygen is determined by pressure setting the 100% as the pressure at sea level.
Download Oximeter and check what percentage of oxygen are you breathing.
Also included tips for altitude sickness and water boiling point info.
Advise:
DO NOT USE FOR MEDICAL USE!