IPhone based in Taiwan. Although Foxconn is still responsible for the larger share of production, Pegatron's orders have been slowly increased, with the company being tasked with producing a part of the iPhone 5C line in 2013, and 30% of the iPhone 6 devices in 2014. The 6 Plus model is being produced solely by Foxconn. The touchscreen on the first five generations is a 9 cm (3.5 in) liquid crystal display with scratch-resistant glass, while the one on the iPhone 5 is four inches. The capacitive touchscreen is designed for a bare finger, or multiple fingers for multi-touch sensing. The
IPhone SMS was added in the 1.1.3 software update. Support for MMS was added in the 3.0 update, but not for the original first generation iPhone and not in the US until September 25, 2009. At WWDC 2007 on June 11, 2007, Apple announced that the iPhone would support third-party web applications using Ajax that share the look and feel of the iPhone interface. On October 17, 2007, Steve Jobs, in an open letter posted to Apple's "Hot News" weblog, announced that a software development kit (SDK) would be made available to third-party developers in February 2008. The iPhone SDK was