Apple will release iOS 15 and iPadOS 15 on September 20, with updates to FaceTime, Notifications, and more
After a summer full of beta testing, Apple today officially announced that it will release iOS 15 and iPadOS 15 to the public on Monday, September 20.Tweets:@evan_greer,@bzamayo,@christianselig,@bzamayo,@epro, and@marcoarmentTweets:Evan Greer /@evan_greer:Pro-tip: if you're covering the #AppleEvent today and writing all about the new features of the iPhone 13 but you're not mentioning the protests at #Apple stores last night & controversies over privacy and monopoly power you're not doing journa
Context & Ripple Effects
This closes the loop on what Apple previewed at WWDC in June: the FaceTime and Notifications changes shown off over the summer now have a public ship date of September 20, arriving on existing iPhones and iPads rather than only new hardware. It also extends a rhythm — iOS 14 went out on September 16 the year before, and the same mid-September slot recurs across the coverage through iOS 18.
The timing matters because it lands immediately after the fall hardware keynote: the description itself notes critics like Evan Greer flagging that coverage of the new iPhone was ignoring store protests and privacy/monopoly controversies, so the software rollout arrives in a more scrutinized moment than previous years.
First-order effects
- iPhone and iPad owners get the FaceTime and Notification updates Apple demoed in June on September 20, no purchase required — the feature story of the season reaches the whole installed base within days of the keynote.
- Developers shift from beta testing to release-version certification, compressing their final app submissions into the same week as Apple's biggest hardware launch.
Second-order effects
- With new features available on older devices, reviewers comparing the iPhone 13 lineup against prior models will weight software capabilities more heavily, blurring the line between what a hardware upgrade buys and what a free update delivers.
- The concentrated release window piles App Store review volume onto the days right after the keynote, pressuring Apple's developer-relations pipeline at its most congested point of the year.
Third-order effects
- The mid-September slot is now a fixed beat — iOS 14 on September 16 in 2020, iOS 15 on September 20 in 2021, and the pattern holding through iOS 18's September release in 2024 — which institutionalizes one synchronized annual upgrade moment for the entire iPhone ecosystem.
- Each such release increasingly doubles as a flashpoint for the privacy and platform-power debates Greer raised at this event, meaning Apple ships its flagship consumer features every year against rising regulatory and activist scrutiny.
The trend: Apple has locked its mobile OS releases into an annual mid-September cadence that turns each fall keynote week into the synchronized upgrade moment for the entire iPhone and iPad ecosystem.