How can I improve app startup time on both iOS and Android?

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How can I improve app startup time on both iOS and Android?

Asked on Jan 07, 2026

Answer

Improving app startup time on both iOS and Android involves optimizing your app's initial loading processes, reducing unnecessary operations, and ensuring efficient resource management. This can be achieved by focusing on lazy loading, minimizing initial dependencies, and optimizing asset loading.

Example Concept: To enhance app startup time, implement lazy loading for non-essential components and defer heavy operations until after the initial UI is displayed. On iOS, use techniques like pre-warming views with SwiftUI or UIKit, and on Android, leverage Jetpack Compose's efficient rendering. Minimize the number of libraries and assets loaded at startup, and employ asynchronous loading for resources that are not immediately needed.

Additional Comment:

Profile startup performance using Xcode's Instruments for iOS and Android Profiler for Android to identify bottlenecks.
Reduce the size of your app's initial assets, such as images and fonts, to decrease loading time.
Consider using a splash screen to provide a seamless user experience while the app completes its background loading tasks.
Optimize your app's build configuration to ensure that unnecessary debug information is not included in the release builds.

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