The existence of educational applications that have been widely used in various universities creates new learning styles. One of the most frequently used online-based learning applications is Quizizz. Nowadays, Quizizz is commonly used as an assessment tool in almost all levels of education. This study aimed to explore students' views in using Quizizz as an assessment tool in an English class. This article employed a case study as a method. A semi-structured interview was utilized to gather the data. The participants of this research were students in one of the private universities in Yogyakarta. The results revealed that some of the students' views regarding the use of Quizizz are: (1) an interesting tool, (2) encouraging students' confidence, (3) increasing students' motivation, and (4) improving reading ability. Furthermore, the students gave a positive response to the use of Quizizz in the classroom. These findings contributed to a better understanding regarding the positive response to the use of Quizizz application as an assessment tool, particularly for the Indonesian teachers. In conclusion, several findings were highlighted.