Apple's first foldable phone, iPhone Duo, reaches customers starting Friday, October 23, 2026, in more than 70 countries and regions. Pre-orders opened October 16 at 5 a.m. PT; another 28 markets follow on October 30. The device ships with iOS 27.1, A20 Pro, and access to Siri AI (Apple Intelligence) in English beta, while developers have already shipped Duo-optimized apps for streaming, sports, shopping, and productivity.

Key Facts

Details
Product First foldable iPhone; book-style inner and outer displays
Inner display About 7.6 in diagonal (7.58 in as a rectangle); Apple says 50% larger than iPhone 18 Pro Max
Outer display About 5.4 in (5.36 in as a rectangle); ~90% of iPhone 18 Pro screen area when closed
Chip A20 Pro (same family as iPhone 18 Pro), vapor chamber, dual batteries
Colors Star white, night sky
US price From $1,999 (256GB); Apple Card Monthly Installments cited as about $83.29/mo for 24 months
Pre-order October 16, 2026, 5 a.m. PT (apple.com / Apple Store app)
Availability October 23 in 70+ countries/regions; October 30 in 28 more
Software / AI iOS 27.1; Siri AI beta with Apple Intelligence (English first; regional limits apply)
Promo New and qualified returning Apple One subscribers who buy Duo can get 3 months of Apple One

Background

Apple unveiled iPhone Duo on September 9, 2026, as its first foldable iPhone. Opened, Apple calls it the thinnest iPhone yet, with a nano-texture inner Super Retina XDR display meant to cut glare and soften crease visibility. Closed, the outer display is sized for one-handed use. Both panels share the same aspect ratio so content scales between them. Authentication uses a side-button Touch ID rather than Face ID; an under-display FaceTime camera sits beneath the inner panel.

iOS 27 is rearranged for the form factor: side dock and controls, Split View for two apps (or two windows of one app) on the inner display, and StandBy on either panel even when not charging. Camera features unique to the fold include Duo Preview on the outer display, Smart Take for group shots, and Duo FaceTime so someone nearby can join on the outer screen.

On October 22, Apple published a developer update naming Netflix, Prime Video, MLB, Zoom, Slack, Taobao, WPS Office, Weibo, AMap (Gaode), and others as already adapted. App Store editorial collections and a "Made for iPhone Duo" badge go live with the launch. The same post and the September unveil both restate the $1,999 starting price and the October 23 / October 30 shipping windows.

Siri AI, documented in Apple Support as a beta powered by Apple Intelligence, needs a supported device (including iPhone Duo) with matching device and Siri languages. Apple says English is available first; French, Japanese, Korean, Portuguese, and Spanish were slated to follow in October. Support pages also note Siri AI is not initially available for iOS in the EU, and will not work when the Apple Account region is mainland China.

Reactions and Impact

Apple told Reuters that Apple Stores will have limited iPhone Duo units for walk-in customers while the company works to get more devices out. The Verge, citing that statement, reported limited walk-in stock in the US, Canada, Australia, Mexico, and most of the UK and Europe, with some other markets limited to online-order pickup. MacRumors' pre-order coverage on October 16 described fast sell-through online and delivery dates that stretched weeks or months for some configurations after launch-day slots filled.

Independent long-term reviews of in-hand Duo units were still thin at launch day; early coverage has focused on availability and Apple's own app demos.

What We Don't Know Yet

  • How long walk-in and online delivery waits will stay elevated after October 23.
  • Exact regional feature gaps for Siri AI and Apple Intelligence beyond Apple's published language and EU / China notes.
  • How many third-party apps will carry the Made for iPhone Duo badge in the first weeks versus later updates (Apple says more will follow through the year).
  • Real-world battery life and crease durability outside Apple's lab figures.

Sources