This free app is an essential tool for everyone who wants to become a high school diploma expert. If you’re preparing for the university entrance exam or just want to learn more about high school diploma topics, this is your perfect companion. This handy tool can help you memorize important vocabulary and make sure you don’t miss any definitions. With this app, you can check if you’re learning the right things and if you need to go back to the beginning. If you’re using the app for the first time, it will give you a quick overview of the key topics.