Any Palm OS hardware
Palm OS 4.0

pCQE is interpreter of text and graphic quests, interactive fiction, gamebooks etc. Interface gives possibility of selection by player of one of the proposed actions or entering text expressions (commands) formed individual for each location. Possible, also, to realize graphic quest or adventure with the graphic, text or combined system for control with sound effects and animation. (See developer's site for example named "Weekend Adwenture in Russian Deep")