Apple says over 100,000 apps are built for iPhone Duo

Apple says more than 100,000 apps built for its iPhone Duo are now available in the App Store, with thousands of optimized apps added daily, as developers adapt software for the company’s foldable device. Susan Prescott, Apple’s vice president of Worldwide Developer Relations, said the app total reflects rapid developer participation since the iPhone Duo launched two weeks earlier. She also said thousands of developers attended workshops in 19 cities around the world during the preceding month, where they could try the device and update their apps. The figure comes from Apple and is not an independently verified count. One report specified that Apple defines optimized apps as those built with the iOS 27.1 SDK or later. Those apps use the full width of the device’s inner and outer displays and place vertical controls in the status bar. The other reports did not provide that technical definition. Apps that have not been updated can still run on the iPhone Duo, but may not use its screens in the same way. Apps built with earlier software development kits can appear centered on the inner display with black space on either side, according to reporting on the device’s compatibility....