# A Simple key to a Better LazyList in Jetpack Compose

DevFeed: [A Simple key to a Better LazyList in Jetpack Compose](<https://devfeed.tech/articles/a-simple-key-to-a-better-lazylist-in-jetpack-compose-25698.md>)

Original publisher: [Read original article](<https://blog.shreyaspatil.dev/a-simple-key-to-a-better-lazylist-in-jetpack-compose/>)

Author: Shreyas Patil

Published: 2025-10-08T12:00:28Z

Content type: tutorial

Language: en

Sources: [Shreyas Patil's Blog](<https://devfeed.tech/sources/shreyas-patil-s-blog.md>)

Topics: [Jetpack Compose](<https://devfeed.tech/topics/jetpack-compose.md>), [Compose](<https://devfeed.tech/topics/compose.md>), [Android](<https://devfeed.tech/topics/android.md>)

Tags: [android](<https://devfeed.tech/tags/android.md>), [android-app-development](<https://devfeed.tech/tags/android-app-development.md>), [compose](<https://devfeed.tech/tags/compose.md>), [compose-multiplatform](<https://devfeed.tech/tags/compose-multiplatform.md>), [efficiency](<https://devfeed.tech/tags/efficiency.md>), [how-to](<https://devfeed.tech/tags/how-to.md>), [jetpack-compose](<https://devfeed.tech/tags/jetpack-compose.md>), [kotlin](<https://devfeed.tech/tags/kotlin.md>), [kotlin-multiplatform](<https://devfeed.tech/tags/kotlin-multiplatform.md>), [learn](<https://devfeed.tech/tags/learn.md>), [performance](<https://devfeed.tech/tags/performance.md>), [recyclerview](<https://devfeed.tech/tags/recyclerview.md>), [ui](<https://devfeed.tech/tags/ui.md>)

## AI overview

A tutorial on using stable, unique keys with Jetpack Compose LazyColumn and LazyRow. It explains that keys help Compose track items when lists change, reducing unnecessary recompositions and improving list performance, while duplicate keys can cause crashes.

## Source excerpt

Learn how to optimize Jetpack Compose LazyList performance using keys. Understand how keys help reduce recompositions and improve scrolling efficiency.