The iOS 27 release date is officially on the horizon, and Apple has laid out a clear timeline for when iPhone users can expect to get their hands on the new software. Unveiled at Apple’s Worldwide Developers Conference, iOS 27 brings a fresh wave of features, headlined by a reimagined Siri powered by Apple Intelligence. Here’s a complete breakdown of what’s coming and when.

What’s New in iOS 27

There’s plenty packed into this release. The standout addition is a revamped Siri, now called Siri AI, which leans heavily on Apple Intelligence to deliver a smarter, more capable assistant. But the update goes well beyond just one feature.

Among the many refinements, users can look forward to:

• Significant improvements to parental controls, giving families more oversight and flexibility
• A dedicated volume level for alarms, a thoughtful touch that means turning down background notifications won’t accidentally leave you sleeping through your wake-up call

These smaller quality-of-life changes often end up being the ones people appreciate most in day-to-day use.

Which iPhones Can Run iOS 27

One of the bigger surprises from Apple’s announcement was just how wide the compatibility net stretches. Every single iPhone capable of running iOS 26 will also support iOS 27. That means devices from the iPhone 11 all the way up through the iPhone 17 series and the iPhone Air are covered.

Naturally, the software will also run on the next generation of iPhones expected to launch in September. Those upcoming models are believed to include the iPhone 18 Pro, the iPhone 18 Pro Max, and Apple’s first folding iPhone, which is rumored to carry the name iPhone Ultra.

Interestingly, many had assumed the four oldest devices on the list, the iPhone 11, iPhone 11 Pro, iPhone 11 Pro Max, and the second-generation iPhone SE, would be left out. Instead, they made the cut. That said, these older phones won’t be able to run Apple Intelligence, which means they’ll miss out on the new Siri AI experience.

iOS 27 Developer Beta: Available Right Now

Apple shared the full details of its next-generation iPhone software at WWDC, and the first developer beta went live the same day. Developers can download it immediately, and registering for access is free for anyone who wants to sign up.

To get started, you register as a developer, then head to Settings, followed by General and Software Update. From there, you turn on Beta Updates and select the iOS 27 Developer Beta. Download sizes will vary, but you should be prepared for a large file, in some cases reaching around 20GB.

A few words of caution for the curious. Developer betas are meant for developers, and non-developers are generally better off waiting for the public release. If you do decide to install it, your primary phone isn’t the ideal home for it. A secondary device is a safer bet, since early betas tend to come with bugs and features that don’t always work as intended.

One notable twist this time around is that Apple is actually encouraging users to load the device with their personal data. Doing so allows the new context-aware features to shine and be experienced at their best.

Joining the Siri AI Waitlist

While the new Siri AI is one of the marquee features of iOS 27, it isn’t immediately available to everyone testing the software. For now, developers can only access it through a waitlist.

To secure a spot, open Settings, tap on Siri, and choose the option to join the New Siri waiting list. Once you confirm, the system will let you know you’ve been added, and you’ll receive a notification when the feature becomes available for your particular iPhone.

iOS 27 Public Beta: Arriving in July 2026

For those who want to try the software without diving into the developer track, the public beta is the way to go. Apple confirmed that this version will arrive in July 2026.

This follows Apple’s usual rhythm. The public beta typically lands shortly after the third developer beta, around the middle of July, with that release forming the foundation of the first public beta. Last year’s iOS 26 public beta showed up a little later and aligned with the fourth developer beta, so some variation is possible.

iOS 27 Release Candidate: Expected Early September 2026

Throughout July and August, the developer and public betas will continue rolling out in stages. The final beta in this cycle, known as the Release Candidate, is expected to appear in early September.

This version often drops on or around the day of Apple’s September keynote. While the exact date of that event won’t be confirmed for months, a reasonable estimate places it on Wednesday, September 9. That would put the Release Candidate somewhere around that day, give or take a day or two.

iOS 27 Full Release: Predicted for September 14, 2026

The big question for most users is when the finished software will officially land. The precise iOS 27 release date won’t be locked in until Apple unveils its next iPhones in September.

If that unveiling takes place at a keynote on Wednesday, September 9, as many expect, then the general release would likely follow on or around Monday, September 14. Apple typically rolls out its major software updates to the public just a few days after the new hardware is introduced.

Final Thoughts

The iOS 27 release date timeline gives iPhone owners a clear sense of what to expect over the coming months. From the developer beta available now, to the public beta in July, and finally the full release expected in mid-September, Apple has mapped out a familiar and steady path to launch.

With broad device compatibility, a smarter Siri AI, and a host of practical improvements, iOS 27 looks set to be a meaningful upgrade for a wide range of users. Whether you’re an eager early tester or someone content to wait for the polished final version, there’s a release window that fits your comfort level. For now, the countdown to mid-September has officially begun.