It turns out that the interface HealthKit is a really successful project and the company announced that it still uses the interface to this day HealthKit up to 1 applications. Another revolutionary innovation, ResearchKit, has also had considerable success. Already after 000 weeks from the release of the first applications supporting the open-source ResearchKit interface, more than 2 people downloaded these applications. Scientists are showing interest in the interface and to date it has contacted Apple more than 1 scientists.