ClassDojo is an educational app dedicated to offering services for teachers, students, as well as parents. The app contains in-app purchases for users to enjoy additional and premium features if they need them. By now, ClassDojo has been rated with an average rating score of 4.6 stars out of 5 and has received 825k reviews. It has been installed by more than 10 million users worldwide. The app is rated for 3+, which means that it is recommended for users aged at or above 3 years old. On ClassDojo, you will be welcomed by your classroom community and enjoy a more efficient communication and studying style. As a communication app, ClassDojo offers users a safe and healthy environment to study and interact with each other. What’s more, it is not only for teachers but also for students and parents. From the perspective of teachers, they can use the app to teach students knowledge and skills by providing them with many chances to practice through features like “Teamwork” or “Working Hard”. Teachers can directly get in touch with parents on Classdojo, sharing with them special moments in the class in ways of photos, videos, as well as important notices. Compared with the traditional communication method between teachers and parents, ClassDojo is more official and teachers can keep parents informed. They can even start one-on-one instant messaging with parents to discuss the academic performance of students so as to collaborate to improve student’s grades. If there is any accident, teachers can also find parents in time. A student, by using Classdojo, can upload their classwork and add it to their portfolios for their parents as well as teachers and other classmates to see. Even though parents are a thousand miles away from their kids, they can follow the updates on their kids’ school life by watching the photos and videos uploaded by teachers from school. ClassDojo is a capable teaching tool for teachers featuring multiple functions, like group maker and noise meter, to enable teachers to manage their classes in a more organized way. ClassDojo offers both teachers and students one-stop solutions to deal with schoolwork and parents. With Classdojo, an energetic and positive classroom vibe will be created and students will be encouraged to have more communication with their parents. The app is free for all groups of people to install on their mobile devices. It is recommended not only for teachers of k-12 but also parents, students, as well as leaders. More than 180 countries and regions are covered by the service of the app and a wide variety of devices can run the app, including mobile phones, tablets, laptops, and so on.