Web applications differ from web sites as they have wide range of interactive features/functionalities and dynamic content. The content delivered via thin client or server driven architecture vary in size, structure and visual design. To accommodate such rich content care should be taken when designing user interface. Various methodologies exist to deliver the content to the users in an efficient manner. Due to the versatility and diversity of the information to be delivered via web applications, the focus shifts on to user satisfaction. Hence a user experience design aimed at user satisfaction becomes the main focus for such applications. This paper looks into few issues of designing web applications and recommends design criteria to create efficient web applications.