Contents

MetricCategory

Categories of metric reports for apps that you distribute through the App Store.

Declaration

string MetricCategory

Possible Values

HANG

The number of seconds per hour that the main thread of the app is unresponsive for more than 250 ms (the maximum time an app can respond to a typical event before a person perceives it as slow).

LAUNCH

The average launch time (the time between a person tapping your app icon and the system drawing a screen other than the launch screen), measured in milliseconds.

MEMORY

The amount of memory the app uses, in megabytes.

DISK

The number of megabytes per day that the app writes to long-term storage.

BATTERY

The amount of battery power the app uses over a 24-hour period when the device is disconnected from power.

TERMINATION

The average number of app terminations that people don’t initiate, including background terminations, per day.

ANIMATION

The hitch rate of your app over time. The hitch rate tracks animation interruptions across all animated interactions, including scrolling, transitions, and other continuous motion.

STORAGE

The data usage and binary size of your app.

Mentioned in

See Also

Objects and types