The invention relates to a volatile substance evaporator device comprising a heat source (1) and a refill (2) including said volatile substances, and it is characterized in that said heat source is a flame (1) that heats a transmission element (3) which heats said refill (2) for evaporating the volatile substances. The result thereof is that the volatile substances evaporate properly without the need to use batteries or a similar power source, simply by the use of a flame, for example in the form of a candle, the financial cost thereof being very low.