This study aims to explain the reflections of English teachers on using Quizizz as an evaluation tool for learning vocabulary in elementary schools. Researchers used descriptive qualitative to retrieve data transcribed from interviews. The interview was addressed to a teacher at SD Hj. Isriati Baiturrahman 2 Semarang has implemented Quizizz in learning English. EFL teacher's reflection explaining the application of Quizizz in teaching English at SD Hj. Isriati Baiturrahman 2 can make students more active and enthusiastic in learning, the challenges faced when implementing Quizizz are not all students bring cellphones to school, and efforts are being made to overcome these problems; teachers sometimes don't give practice with Quizizz or can add other material to students.