Apple iphone 4 is really great mobile made by world’s great and branded company apple. this phone is available in two colours, black and white. I think white colur phone is best one.the display of iphone 4is very good . retina display.body and look of iphone 4 is really beautiful. it looks very cute. size of iphone 4 is very comfortable, not very large and not very small. it is very easy to use. security system is best in iphone 4. if phone is lost we can easily find iphone 4 with the help of find my phone app.