Does Kotlin Multiplatform beat Flutter in 2025? KMP vs Flutter

As a seasoned Flutter developer, I’ve had the privilege of working on various cross-platform mobile applications. Recently, Kotlin Multiplatform Mobile (KMM) has emerged as a strong contender in the cross-platform development space.

As a Flutter developer, I’ve had the opportunity to explore both, and in this article, I’ll break down the key differences between these frameworks and provide my opinion on which is better suited for most projects.

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What is Kotlin Multiplatform (KMP)?

Kotlin Multiplatform is an experimental framework that allows developers to write shared code in Kotlin and run it on multiple platforms, including Android, iOS, web, and desktop. KMP is designed to enable code sharing across platforms while allowing developers to write platform-specific code. where necessary.

Know more about KMP:- https://kotlinlang.org/docs/multiplatform.html

You can learn to build apps with KMP: https://youtu.be/vvP5vnmzY84?si=Pctrr2P-DEXg89dT

Shared Business Logic with KMP

One of KMM's primary advantages is its ability to share business logic between different platforms. By writing Kotlin code once, developers can reuse it across iOS, Android, and…