{"slug": "latest-ios-27-beta-expands-siri-ai-voice-customization", "title": "Latest iOS 27 Beta Expands Siri AI Voice Customization", "summary": "Apple's fifth beta of iOS 27 expands Siri AI voice customization, allowing Pace and Expressivity adjustments for all seven American and four British voice options, up from just two American voices. The on-device feature requires an iPhone 17 Pro, iPhone 17 Pro Max, or iPhone Air, or a Mac with M3 chip or newer and 12GB RAM, or an M4 iPad Pro or newer with 12GB RAM.", "body_md": "With the fifth beta of [iOS 27](https://www.macrumors.com/roundup/ios-27/), Apple has expanded the voice customization options for [Siri](https://www.macrumors.com/guide/siri/) AI.\n\nPace and Expressivity can now be adjusted for more of the available voice options instead of just the two American voices.\n\nThere are seven American voice options and four British voices to choose from, all of which can be customized with different Pace and Expressivity settings. Pace changes talking speed, while expressivity changes emphasis.\n\nSiri AI voice customization is done on-device, so the feature is limited to newer iPhones. You need an [iPhone 17 Pro](https://www.macrumors.com/roundup/iphone-17-pro/), iPhone 17 Pro Max, or [iPhone Air](https://www.macrumors.com/roundup/iphone-air/) to use voice customization on an iPhone.\n\nIt's available on Macs with an M3 chip or newer and at least 12GB RAM, and the M4 [iPad Pro](https://www.macrumors.com/roundup/ipad-pro/) and newer, also with at least 12GB RAM.\n\nThis article, \"[Latest iOS 27 Beta Expands Siri AI Voice Customization](https://www.macrumors.com/2026/08/10/ios-27-siri-ai-voice-customization/)\" first appeared on [MacRumors.com](https://www.macrumors.com)\n\n[Discuss this article](https://forums.macrumors.com/threads/latest-ios-27-beta-expands-siri-ai-voice-customization.2486698/) in our forums", "url": "https://wpnews.pro/news/latest-ios-27-beta-expands-siri-ai-voice-customization", "canonical_source": "https://www.macrumors.com/2026/08/10/ios-27-siri-ai-voice-customization/", "published_at": "2026-08-10 18:57:57+00:00", "updated_at": "2026-08-10 19:18:50.039585+00:00", "lang": "en", "topics": ["artificial-intelligence", "ai-products", "natural-language-processing"], "entities": ["Apple", "Siri", "iOS 27", "iPhone 17 Pro", "iPhone 17 Pro Max", "iPhone Air", "Mac", "iPad Pro"], "alternates": {"html": "https://wpnews.pro/news/latest-ios-27-beta-expands-siri-ai-voice-customization", "markdown": "https://wpnews.pro/news/latest-ios-27-beta-expands-siri-ai-voice-customization.md", "text": "https://wpnews.pro/news/latest-ios-27-beta-expands-siri-ai-voice-customization.txt", "jsonld": "https://wpnews.pro/news/latest-ios-27-beta-expands-siri-ai-voice-customization.jsonld"}}