All these improvement in your business are possible with useful iPhone application development and for that you need good iPhone app developer. While you are Hire iPhone App Developer you should be careful and find the following characteristics in the developer. Your iPhone app developer should have extensive expertise in coding, must have experience in UI development and you should have good graphic designer for that you should rely on the outsourcing companies to get both, developer and graphic designer.
Your developer should have excellent command over Objective C, C++ and x-code, strong background in working with Cocoa Touch and Unity 3D. Moreover developer should have comprehension of other development components such as Core Graphics, Core Animation and Core Location. Your developer should have remarkable grasp of technologies like Interface builder, OpenGL ES, OpenAl and GSP framework.
After looking above characteristics you should examine your iPhone app developer’s portfolio that will tell you everything like creativity, practical experience and abilities to deal with different clients.