Abstarct: Today, English is used in the financial, commercial, educational, research, scientific, and cultural activities of the entire world as the main means of communication. There are several ways to learn English, including different classrooms and books and software. Because of the many challenges, everyone is looking for easier and more accessible ways to learn. Due to the complexity of life today, the use of cyberspace and applications for learning is of great interest. Different applications have made abundant progress in recent years. Improving the quality of application is one of the important issues. the purpose of this research is to find the best way and the best factor to improve the quality of application for better benefit and better experience and easement in working with language application. In this thesis, 10 English language teaching applicatins have been analyzed in terms of the number of clicks to reach the desired goal, and the number of lixnks per page and interface pages. According to the results of each applicatin, which, in terms of the number of clicks to reach the target and the number of lixnks per page, their variance is less than 100, the applicatin is better and more user-friendly.