A candle conversion device is provided that can allow for complete melting and conversion of candle wax to produce a new wax object or candle. The device can include a thermal sleeve couplable with a candle support having a candle engagement member and a drainage passage, which can direct melted wax toward a wax mold having an inner wax cavity with a shape profile to which the melted wax conforms, the thermal sleeve and the candle support configured to conduct and/or radiate thermal energy received from the candle flame between portions of the device and candle.