Enkronos Apps” is a Blockchain-based accountability system that ensures ethical behavior, complete protection of personal data and privacy and then it is the solution to great often unsolved problems and unanswered questions such as: 1. Lack of respect of ethical conduct in data driven projects; 2. Lack of protection of personal data and privacy; 3. Platform and app development high cost and low financial efficiency. "Enkronos Apps” is a powerful multi-application ecosystem for advertising solutions, marketing and promotions, gamification, artificial intelligence, augmented reality, internet of things, big data and e-democracy, just to name a few areas and then it creates value to the ecosystem since it enables quick publishing of complex and heterogeneous data driven solutions, it solves different problems (such as the mentioned ones), it reduces the required time and skills to realize complex data driven campaigns and projects.