The API gravity or American Petroleum Institute gravity is a term often used to measure how heavy or light a petroleum liquid is comparing to water. This application allows you to perform any of the following operations: + Calculating the API gravity from Liquid density or specific gravity or preloaded database of fluids. + Calculate the specific gravity from API gravity + Calculate the Barrels of crude oil per metric ton from API Gravity or select a fluid from the preloaded fluids database to perform the calculation+ Find the classification of oil according to API gravity (Light oil, Medium oil, Heavy oil or Exra heavy oil)The database has the available liquids below:PropaneButaneGasolineKeroseneNo. 1 Fuel oilNo. 2 Fuel oilJet fuel JP-4Jet fuel JP-5BenzeneGas oilsJet fuelPeanut oilPetroleum oilOlive oilOctaneHexaneHeptaneDieselThis version doesnt require internet connection and doesnt have any adverts.