Video games are one of the main sources of entertainment to human. People can gain emotion of happiness via games from their boring lives. Therefore, game markets are strengthened and become more popular. This research used apps ranking as a research subject. The purpose of this research is to collect information of apps ranking of the currently best well-known app download platform GooglePlay and Taiwanese apps ranking of APP Store, then compare them to the discussion ranking from Taiwan's famous game forum "Gamer.com". This research used Internet Voice to build an algorithm for calculating popularity of games. By using the algorithm and variances provided by this research, the relationship between levels of discussion and rankings of popularity can be discussed. This research then used statistics to compare real data, and evaluating the difference between model ranking and actual ranking.