https://tqtuan1201.github.io/categories/ios-development/ Recent content in iOS Development on Tuan Truong's Blog Hugo -- gohugo.io en-us Tue, 15 Sep 2026 14:45:00 +0700 https://tqtuan1201.github.io/posts/prepare-iphoneduo/ Tue, 15 Sep 2026 14:45:00 +0700 https://tqtuan1201.github.io/posts/prepare-iphoneduo/ Abstract A few years ago, I wrote about the future of mobile app development. Back then, foldable phones were an Android story, and iOS developers stayed in a comfortable single-screen world. That changed on September 9, 2026, when Apple announced iPhone Duo. It has a 5.4-inch outer display and a 7.6-inch inner display that unfolds. I went through Apple’s tech talks to find what really matters for an existing app. In this post, we will look at five ideas: