Daisy Reversi 3.0
"The Daisy Reversi program is a high-quality computer opponent for the well-known logical game Reversi (also known as Othello®). The Daisy Reversi 3.1 allows a human opponent to play Reversi against the computer. Both the experienced and the first-time player can select an appropriate complexity level from the wide range of levels.
Among the features of the program are: variable size of the game board (from 6x6 to 24x24 cells), ability to undo/redo moves, save/load positions, position constructor, timers, user friendly interface, game board color schemes, flexible logic, interface, and sound settings, detailed help system, install/uninstall support, and many others."
Evaluation period: 30 days.