Seattle-based Discovery Bay Games, the provider of both traditional games and accessories for the iOS and Android market, said this morning that it has inked a deal to develop accessories for the iOS and Android specifically for pinball agmes from Gameprom. Financial details of the deal were not disclosed. The two did not disclose financial details of the deal. Gameprom is a maker of mobile, pinball games. The two said their new accessory will provide a "tactile pinball app experience."