{"id":23699,"date":"2026-09-18T22:16:32","date_gmt":"2026-09-18T21:16:32","guid":{"rendered":"https:\/\/www.arronhirst.com\/blog\/?p=23699"},"modified":"2026-09-18T22:33:13","modified_gmt":"2026-09-18T21:33:13","slug":"apple-is-already-getting-developers-ready-for-iphone-duo","status":"publish","type":"post","link":"https:\/\/www.arronhirst.com\/blog\/2026\/09\/18\/apple-is-already-getting-developers-ready-for-iphone-duo\/","title":{"rendered":"Apple Is Already Getting Developers Ready for iPhone Duo"},"content":{"rendered":"\n<p class=\"p2 wp-block-paragraph\">Apple hasn\u2019t even put <a href=\"https:\/\/www.arronhirst.com\/blog\/?s=iPhone+duo\" target=\"_blank\" rel=\"noreferrer noopener\">iPhone Duo<\/a> in customers\u2019 hands yet, but it\u2019s already telling developers: <strong>start building.<\/strong><\/p>\n\n\n\n<!--more-->\n\n\n\n<p class=\"p2 wp-block-paragraph\">A new email from Apple tonight is landing with a pretty straightforward message \u2014 <a href=\"https:\/\/www.arronhirst.com\/blog\/?s=iPhone+duo\" target=\"_blank\" rel=\"noreferrer noopener\">iPhone Duo<\/a> is coming, and developers need to be ready for it.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"531\" src=\"https:\/\/www.arronhirst.com\/blog\/wp-content\/uploads\/img_1086-1024x531.jpeg\" alt=\"\" class=\"wp-image-23698\" srcset=\"https:\/\/www.arronhirst.com\/blog\/wp-content\/uploads\/img_1086-1024x531.jpeg 1024w, https:\/\/www.arronhirst.com\/blog\/wp-content\/uploads\/img_1086-300x156.jpeg 300w, https:\/\/www.arronhirst.com\/blog\/wp-content\/uploads\/img_1086-768x398.jpeg 768w, https:\/\/www.arronhirst.com\/blog\/wp-content\/uploads\/img_1086.jpeg 1190w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><a href=\"http:\/\/apple.com\" target=\"_blank\" rel=\"noreferrer noopener\">Apple<\/a><\/figcaption><\/figure>\n\n\n\n<p class=\"p2 wp-block-paragraph\">The email, titled <strong>\u201cStart building for iPhone Duo,\u201d<\/strong> points developers towards three things they can use right now.<\/p>\n\n\n\n<p class=\"p2 wp-block-paragraph\">First up is <strong><a href=\"https:\/\/developer.apple.com\" target=\"_blank\" rel=\"noreferrer noopener\">Xcode 27.1 beta<\/a><\/strong>, giving developers the tools they need to start working with iPhone Duo and its new screen configuration.<\/p>\n\n\n\n<p class=\"p2 wp-block-paragraph\">Then there are updated <strong><a href=\"https:\/\/developer.apple.com\/design\/resources\/?cid=ADC-DM-c00517-M01096\" target=\"_blank\" rel=\"noreferrer noopener\">Figma and Sketch design kits<\/a><\/strong> available through Apple\u2019s Design Resources, giving designers the official components and layouts needed to start thinking about how their apps should look across Duo\u2019s displays.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"472\" src=\"https:\/\/www.arronhirst.com\/blog\/wp-content\/uploads\/img_1087-1024x472.png\" alt=\"\" class=\"wp-image-23702\" srcset=\"https:\/\/www.arronhirst.com\/blog\/wp-content\/uploads\/img_1087-1024x472.png 1024w, https:\/\/www.arronhirst.com\/blog\/wp-content\/uploads\/img_1087-300x138.png 300w, https:\/\/www.arronhirst.com\/blog\/wp-content\/uploads\/img_1087-768x354.png 768w, https:\/\/www.arronhirst.com\/blog\/wp-content\/uploads\/img_1087-1536x707.png 1536w, https:\/\/www.arronhirst.com\/blog\/wp-content\/uploads\/img_1087.png 2000w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Example of the email sent<br \/> to devs earlier tonight <\/figcaption><\/figure>\n\n\n\n<p class=\"p2 wp-block-paragraph\">And Apple isn\u2019t stopping at software and design files.<\/p>\n\n\n\n<p class=\"p2 wp-block-paragraph\">It\u2019s also encouraging developers to sign up for workshops covering how to <a href=\"https:\/\/developer.apple.com\/events\/view\/upcoming-events\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>optimise apps and build customised experiences for different screen sizes<\/strong>.<\/a><\/p>\n\n\n\n<p class=\"p2 wp-block-paragraph\">That last part is probably the most interesting.<\/p>\n\n\n\n<p class=\"p2 wp-block-paragraph\">Because <a href=\"https:\/\/www.arronhirst.com\/blog\/?s=iPhone+duo\" target=\"_blank\" rel=\"noreferrer noopener\">iPhone Duo<\/a> isn\u2019t simply another iPhone with a bigger display. Developers are going to have to think about how an app behaves as that display changes shape and configuration \u2014 and Apple clearly wants developers experimenting with that before launch day.<\/p>\n\n\n\n<p class=\"p2 wp-block-paragraph\">The timing is telling, too.<\/p>\n\n\n\n<p class=\"p2 wp-block-paragraph\">Apple is effectively giving developers a head start before <a href=\"https:\/\/www.arronhirst.com\/blog\/?s=iPhone+duo\" target=\"_blank\" rel=\"noreferrer noopener\">iPhone Duo<\/a> reaches the public, rather than waiting for launch day and hoping everyone catches up.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"p3 wp-block-paragraph\"><strong>The hardware might still be sitting in Apple Stores waiting for the <a href=\"https:\/\/www.arronhirst.com\/blog\/2026\/09\/11\/when-can-you-preorder-the-iphone-duo-heres-the-date-to-remember\/\" target=\"_blank\" rel=\"noreferrer noopener\">October 16 pre-sale<\/a>, <a href=\"https:\/\/www.arronhirst.com\/blog\/2026\/09\/17\/getting-an-iphone-duo-might-be-the-hard-part\/\" target=\"_blank\" rel=\"noreferrer noopener\">and launch day<\/a>. <\/strong><\/p>\n\n\n\n<p class=\"p3 wp-block-paragraph\"><strong>But it appears the real software work has <em>only just begun.<\/em><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Apple hasn\u2019t even put iPhone Duo in customers\u2019 hands yet, but it\u2019s already telling developers: start building.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2786,174,16],"tags":[3500,4,3765,1216,1240,2362,238,3763,3581,3760,3764,3761,3762],"class_list":["post-23699","post","type-post","status-publish","format-standard","hentry","category-apple-blog","category-blog","category-iphone","tag-app-store","tag-apple","tag-apple-workshops","tag-apps","tag-developer","tag-development","tag-devs","tag-figma-design-kits","tag-iphone-duo","tag-pre-sale","tag-sketch-design-kits","tag-xcode","tag-xcode-27-1-beta"],"_links":{"self":[{"href":"https:\/\/www.arronhirst.com\/blog\/wp-json\/wp\/v2\/posts\/23699","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.arronhirst.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.arronhirst.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.arronhirst.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.arronhirst.com\/blog\/wp-json\/wp\/v2\/comments?post=23699"}],"version-history":[{"count":6,"href":"https:\/\/www.arronhirst.com\/blog\/wp-json\/wp\/v2\/posts\/23699\/revisions"}],"predecessor-version":[{"id":23708,"href":"https:\/\/www.arronhirst.com\/blog\/wp-json\/wp\/v2\/posts\/23699\/revisions\/23708"}],"wp:attachment":[{"href":"https:\/\/www.arronhirst.com\/blog\/wp-json\/wp\/v2\/media?parent=23699"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.arronhirst.com\/blog\/wp-json\/wp\/v2\/categories?post=23699"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.arronhirst.com\/blog\/wp-json\/wp\/v2\/tags?post=23699"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}