top of page

4 days


You can also do the same four-day training program for free by downloading the mobile app. App is available in Europe.

The mobile app includes more functionality.

Use the training program with the phone browser. 

Preconditions for using the service:

I certify that I am at least 18 years old.


I certify that I am in good health and have no illnesses.


If I am unsure about my own health or have any questions about using this app, I will consult a doctor before starting my workout. Do not use this service until you have received permission from your doctor, especially if the following conditions are met:

  • you are taking any medication

  • you have had problems with your lungs, breathing, heart or circulatory system

  • you are or are possible to be pregnant

  • you smoke or use nicotine products

  • you suffer from high cholesterol or high blood pressure

  • you have a family history of heart disease or cerebrovascular disease

  • you have had surgery

  • you have an arrhythmia, hernia, stomach ulcer or diabetes

  • you have trouble coping with moderate strain. 

  • some other long-term illness

  • any other reason that may affect your health


I assert that I will halt the exercise immediately if I feel uncomfortable during training. I will only continue after I have talked to my doctor and have been given permission to continue.


I understand that the service provider accepts no responsibility for the use, misuse or direct or indirect damages resulting from the use of the service. I take full responsibility for my own health and any injuries that may result directly or indirectly from using the service.


I understand that the exercises in the app do not provide the ability to dive in water. If I want to use the techniques learned in the app for freediving, I will take a certified freediving course.


I am aware that breathing is a necessary life-sustaining activity, there are always risks involved in holding your breath, and holding my breath can cause permanent damage or death. I am aware that the user of the Service bears all responsibility for the use of the Service and for his/her own safety.


I accept the Terms and Conditions and agree to abide by them. By using the service, you accept the Terms and Conditions . 

Anchor 2
Anchor 1
bottom of page