the App is based on that women measure their body temperature every morning and enter the data in the cell phone.
According to the company, the method is 99.9% safe.
That allegation was dropped in 2015 Reklamombudsmannen, which required more research support.
Now tell us the founders Elina Berglund Scherwitzl and Raoul Scherwitzl to Natural Cycles approved as a contraceptive in the medical-technical category IIb of certifikatbolaget Tüv Süd.
"We are the first app in the world that has been approved as a contraceptive method," says Elina Berglund Scherwitzl to Di Digital.
Their certificates are valid throughout Europe.