A simulated smoking device (1) comprising a simulated cigarette having asubstantially cylindrical cigarette-likeshape and a refill device (2, 50) having a substantially cuboid housing with acigarette pack-like shape containing refill gas (32,59) for the simulated cigarette and having means for selectively retaining thesimulated cigarette. The simulated cigarette may beretained wholly within the housing. It may be retained at a location differentfrom the refill location. A dose counter may be providedto give a visual indication of the doses in the refill device.