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MetricKit / MXAppLaunchMetric

Contents

Declaration
Topics
See Also

MXAppLaunchMetric

An object representing metrics about app launch time.

Declaration

class MXAppLaunchMetric

Topics

Viewing app launch and resume time

histogrammedOptimizedTimeToFirstDraw
histogrammedTimeToFirstDraw
histogrammedApplicationResumeTime
histogrammedExtendedLaunch

Relationships

Inherits From

MXMetric

Conforms To

CVarArg
CustomDebugStringConvertible
CustomStringConvertible
Equatable
Hashable
NSCoding
NSObjectProtocol
NSSecureCoding

See Also

Responsiveness metrics

MXAnimationMetric
MXAppResponsivenessMetric
MXHangDiagnostic

Open on developer.apple.com

MetricKitClass

iOS 13.0+iPadOS 13.0+Mac Catalyst 13.1+macOS 10.15+visionOS 1.0+

Declaration
Topics
See Also

Relationships

Inherits From

MXMetric

Conforms To

CVarArg
CustomDebugStringConvertible
CustomStringConvertible
Equatable
Hashable
NSCoding
NSObjectProtocol
NSSecureCoding

Built on 2026-05-07