# Reduce Kotlin Multiplatform iOS Build Times by Building Only the Needed Architecture

DevFeed: [Reduce Kotlin Multiplatform iOS Build Times by Building Only the Needed Architecture](<https://devfeed.tech/articles/beware-of-build-time-bloat-kevin-schildhorn-38333.md>)

Original publisher: [Read original article](<https://touchlab.co/touchlab-build-only-what-you-need>)

Published: 2024-04-19T00:00:00Z

Content type: tutorial

Language: en

Sources: [Touchlab | Enterprise Mobile Innovation & Development](<https://devfeed.tech/sources/touchlab-enterprise-mobile-innovation-development.md>)

Topics: [Kotlin Multiplatform](<https://devfeed.tech/topics/kotlin-multiplatform.md>), [build performance](<https://devfeed.tech/topics/build-performance.md>), [iOS](<https://devfeed.tech/topics/ios.md>), [Gradle](<https://devfeed.tech/topics/gradle.md>)

Tags: [architectures](<https://devfeed.tech/tags/architectures.md>), [build-performance](<https://devfeed.tech/tags/build-performance.md>), [gradle](<https://devfeed.tech/tags/gradle.md>), [ios](<https://devfeed.tech/tags/ios.md>), [kotlin](<https://devfeed.tech/tags/kotlin.md>), [kotlin-multiplatform](<https://devfeed.tech/tags/kotlin-multiplatform.md>)

## AI overview

This article explains that Kotlin Multiplatform iOS builds can become unnecessarily slow when they compile for Intel simulator, Arm simulator, and physical-device architectures at once. It recommends building only the architecture needed for local development, CI tests, or app publishing.

## Source excerpt

Slow Kotlin Multiplatform iOS build times? Many teams are building more architectures than needed or intended. Ensure you are not wasting build time