iPhone 4. The fastest, highest-resolution iPhone While everyone else was busy trying to keep up with iPhone, Apple were busy creating amazing new features that make iPhone more powerful, easier to use, and more indispensable than ever. The result is iPhone 4. FaceTime iPhone 4 makes video calling a reality. With just a tap you can wave hello to your kids, share a smile from across the globe or watch your best friend laugh at your stories - iPhone 4 to iPhone 4 or to the new iPod touch over Wi-Fi. And it works right out of the box. No other phone makes staying in touch this much fun. Retina Display The Retina display on iPhone 4 is the sharpest, highest-resolution phone screen ever, with four times the pixel count of previous iPhone models. In fact, the pixel density is so high that the human eye is unable to distinguish individual pixels, which makes text amazingly crisp and images stunningly sharp. Multitasking iPhone 4 introduces a whole new way of multitasking. Now you can run your favourite third-party apps and switch between them instantly without slowing down the performance of the foreground app or draining the battery unnecessarily. HD Video Recording and Editing Shoot your own films in high definition. Capture impressive video even in low-light settings, thanks to the advanced backside illumination sensor and built-in LED light. Then edit and create your own mini-masterpiece right on iPhone 4 using the new iMovie app - with Apple-designed themes, titles and transitions. It"s now available on the App Store. 5-Megapixel Camera with LED FlashTake detailed photos with the new 5-megapixel camera with built-in LED flash. The advanced backside illumination sensor captures great pictures even in low light and the new front-facing camera makes it easy to take self-portraits.