iPhone has a feature called dropbox which can move files between devices in different states. Outsourcing iPhone software development provides better security and improved real-time e-mail delivery systems which cater to the need of business users and their company. Outsourcing iPhone software development helps in keeping track of the invoices,manages the e-bay storefront,It also facilitates credit card payments through its iterminal option. There is another feature called encamp which is an project management and collaboration tool. The foremost feature of the latest version of iPhone ie. iPhone 4 is multitasking between applications.