How much faster have lists become under iOS 26?
Asked on 06/18/2025
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Under iOS 26, lists can update up to 16 times faster without any additional changes from your app. This improvement is part of a broader set of performance enhancements in SwiftUI, which also includes faster scrolling and better handling of large data sets. These changes are highlighted in sessions such as What’s new in Xcode and Platforms State of the Union.

What’s new in Xcode
Discover the latest productivity and performance advancements in Xcode 26. Learn how to leverage large language models in your development workflow. Explore editing and debugging enhancements, improved performance and testing tools, and Swift Build - the open-source build system engine used by Xcode.

Platforms State of the Union
Discover the newest advancements on Apple platforms.

What’s new in SwiftUI
Learn what’s new in SwiftUI to build great apps for any Apple platform. We’ll explore how to give your app a brand new look and feel with Liquid Glass. Discover how to boost performance with framework enhancements and new instruments, and integrate advanced capabilities like web content and rich text editing. We’ll also show you how SwiftUI is expanding to more places, including laying out views in three dimensions.