Apple also offers developers a variety of online and in-person programs to empower them to elevate their apps, including Meet with Apple sessions, appointments, and labs, and 24/7 access to Apple Support via phone and email in nine languages. Apple Developer Centers in the U.S., China, India, and Singapore have hosted tens of thousands of developers in the last year. The centers serve as home to year-round activities, offering supportive environments for teams to improve their apps through more than 250,000 APIs, including as part of frameworks such as HealthKit, Metal, Core ML, MapKit, and SwiftUI.