A native Android Application built using Java. The application can be used to test a person's knowledge in a particular category or overall category and learn from it. It fetches the data from an open-source API named Open Trivia. - Takes input of categories or the difficulty level - Uses Open Trivia API to fetch the questions and answers - Uses an easy way for the details which are fetched as JSON are converted to Java Classes - Stores the previously chosen filters - Randomizes the options every time even the same question appears in another set - Recycles the view to show all the question in the same view - Provides the solutions for answered questions - Easy to look through questions while reviewing answers