Chess opening is very important for a chess game. There are lots of apps to help one study chess openings. But most of them are too complicate. There are way too many numbers associated with a move. Users will easily be overwhelmed and will lose interests in studying too.

Chess Opening Trainer tries to provied an easy and simple interface to study openings. It studied over 2 million games and generated one score for each move. All the moves for each situation are ordered by its popularity. The interface is easy and straight forward.

Chess Opening Trainer also provides a way for the user to test his opening knowledge.