# iOS SDK changelog

> Track versioned releases and updates for the Unity Ads iOS SDK.

## Version 4.18.1 - released 2026-05-28

* Fixed an uncommon crash issue.

## Version 4.18.0 - released 2026-05-06

* Reduced crashes on devices running iOS versions earlier than 18.
* Updated the minimum supported Xcode version for building the iOS SDK to 26.0.1.
* Improved diagnostics and observability.
* Improved ad load reliability and overall performance.