what are new API from iOS 18 vs iOS 17?

In iOS 18, several new APIs and features have been introduced compared to iOS 17. Here are some of the key updates:

1. UIKit Enhancements: iOS 18 introduces new features in UIKit, including improvements to transitions and animations, tab bars, and a new document launch experience. There are also new ways to integrate UIKit and SwiftUI in your app. What’s new in UIKit.

2. Privacy Improvements: iOS 18 enhances transparency and control over access to local network, Bluetooth, and contacts. It introduces a new flow for sharing contacts, providing more control over what information is shared. What’s new in privacy.

3. Device Management: New exceptions and requirements for MDM enrollment and in-house app installations have been added. For instance, enrolling an MDM on a newly set-up device won't cause a security delay for the first 3 hours after stolen device protection is enabled. What’s new in device management.

4. StoreKit and In-App Purchase: The original API for in-app purchases is deprecated in iOS 18. Developers are encouraged to use StoreKit 2, which offers improvements like automatic cryptographic validation and modern language features. What’s new in StoreKit and In-App Purchase.

5. New Controls API: iOS 18 introduces a new Controls API that allows developers to create controls that can be added to the control center or assigned to the action button on iPhone 15 Pro. Platforms State of the Union.

These updates provide developers with new tools and capabilities to enhance their apps and improve user experience on iOS 18.