With 4 million quizzes in it, and with more than 1 million users acquired over the past few years, the simulator Quiz by Concorsando.it. it is objectively the best simulator for public competitions existing on the market. With it you can practice, both online and offline, on the official databases of the public competitions you are participating in. Please note that in the absence of an official database, the editorial staff of Concorsando.it usually important, it almost always creates a specifi