Critical Seeker is a popular photo hunt game challenging the observational power of players. Critical Seeker Halloween version is the deluxe version of Critical Seeker about Halloween. Each round players are presented with two virtually identical images, which are similar except five spots where they differ from each other. 'Critical Seekers' are to spot these differences before the timer runs down. With a registered version, players will be able to enjoy more updates of exciting Halloween photos. In addition, the game is extremely to operate, the differences changes from time to time, together with a smart interface and interesting music. The trial version is free to download and to play without time or use limits. Go get it! And find it!