Lexwizz - is a personal trainer of foreign languages. Interactive learning methods, constantly updated dictionaries and the latest case studies have made Lexwizz a powerful application. We have developed an algorithm focusing on personalization of languages learning. We have developed it using PHP framework Codeigniter. This framework enables to optimize each user and tracking his progress. We have implemented this project for both computer users and mobiles, including iPhone, IPod Touch, Blackberry and Android.