ChallengeDAC is an application well suited and convenient for use.. a platform structured to help earn crypto easily with just partaking in simple task .. it has a very good user interface where navigation across the platform is very easy courtesy of the team . It has a well secured password pattern where your password is safe and also gives everyone the opportunity to create his or her own task thereby encouraging equality and not making some people feel more previliged than others.. it creates room for improvement by introducing new crypto often .. more features and upgrades are being made to make it more easy for use... A platform which also encourages friendship which is made possible by sending friend request and encourages international unity . It is worth downloading and partaking ..