Enough to make you feel you have a brand-new iPhone. Note, though, that one of the biggest things in iOS 18 is the introduction of Apple Intelligence, though it won’t be available in this release. When it arrives, it will be for iPhone 16 series, iPhone 15 Pro and iPhone 15 Pro Max handsets only.

Apple's iOS 18 will be released today, September 16, with 10am PT predicted as the most likely time for it to go live. The update will introduce new features like new visual perks for iMessages, new ways to customize and color your home screen, and a massive redesign of the photo app. Here's when it's expected to drop in the major timezones:

Alongside iOS 18, Apple has also announced that new software updates for iPad, Macs, and Apple Watch devices will be released today (September 16). iPadOS 18, macOS Sequoia and watchOS 11 should all be available at the same time (6pm in the UK).