Quality is key term to be considered when developing the web applications. If this is not adequately measured; there will be little to force users to use web applications. The focus of web2.0 is to enhance the interactions between the application and end users and among users. The main challenge of this paper is to identify the key quality attributes that gain the end user attention towards the Web applications. There are many quality models available for measuring the Web2.0 Applications (W2A).