Cloud application portability is a feature of cloud server hosting. It refers to the ability of the cloud system to move various applications between cloud vendors smoothly by minimizing the usual issues of integration. It helps deal mostly with cross platform problems. Cloud application portability can be explained as the kind of design applications offered by cloud server hosting services. It can be ported on other providers and allows the implementation of back-end operating platform for facilitating cross-vendor applications. There are, however barriers to portability. The worst comes from the lack of standardized cloud APIs that can be used by cloud providers to further enhance and develop their technology driven products.