The iPhone 5s is Apple’s current top smartphone. It was introduced in September of 2013 together with the 5c. The dimensions have not changed compared to its predecessor and it’s available in silver, gold and a mix of black and gray while the housing is made of aluminum, just like its forerunner. The iPhone 5s is the first smartphone with a 64-bit processor. The most important innovations next to the A7 processor with the M7 chip, are its new iSight camera with dual LED flash and the fingerprint sensor. Like the new Nexus 7, the iPhone 5s supports the OpenGL ES 3.0 graphic standard. iOS 7was introduced along side of the iPhone 5s.