At this stage, the application of network technology and mobile information technology in social production and life continues to expand, which has promoted the development of education information. In the current curriculum teaching reform and practice, it is necessary to accelerate the integration of information technology and curriculum teaching to effectively promote the continuous innovation of teaching concepts and methods. As the current users of smart mobile terminals continue to expand, the deployment rate of smart mobile devices among college students is getting higher and higher, and they are more proficient in the application capabilities of smart terminals. In this case, various teaching apps have begun to emerge, as have related English apps, which provide rich and diverse resources for English teaching and greatly enhance students' interest in English learning. In terms of the application of English apps in the teaching of integrated English courses, there are still some problems to be solved urgently. This article introduces the importance of pedagogical English App in the teaching of integrated English courses; analyzes its application status in the teaching of integrated English courses; and explores the countermeasures and suggestions for applying this type of App in the teaching of integrated English courses.