The Calculator for Oil is the free companion app for professionals in the oil industry, and it is especially designed for marine cargo surveyors and deck officers on oiltankers to help with cargo calculations. It is a tool that calculates the volume, mass, weight, and value of a variety of different types of oil and other products, and it is also able to calculate the amount of oil that is in a particular volume. The app uses the data from the International Maritime Organization (IMO) and the United Nations (UN) to calculate the values, and it is able to calculate for a variety of different products, including crude oil, petroleum, diesel, gasoline, gas, and electricity.

This is the free version of the app, and it is intended for use by marine cargo surveyors and deck officers. If you want to use the app for any other purpose, you will need to pay a small fee.