This iPhone mobile application is designed for Petroleum Engineers who frequently require estimating physical properties of natural gas, crude oil and produced water.
PetrolCalcLite version is free version of PetroCalc but this only estimate with one correlation. While with PetroCalc fluid properties can be calculated with different correlations and compared to get the better estimate.
PetroCalc is ad-free and paid version where units can also readily be converted into desired units and used in app for estimating fluid properties.