About API Gravity Calculator
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:...
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:
Propane
Butane
Gasoline
Kerosene
No. 1 Fuel oil
No. 2 Fuel oil
Jet fuel JP-4
Jet fuel JP-5
Benzene
Gas oils
Jet fuel
Peanut oil
Petroleum oil
Olive oil
Octane
Hexane
Heptane
Diesel
This version doesn't require internet connection and doesn't have any adverts.
Previous Versions
Here you can find the changelog of API Gravity Calculator since it was posted on our website on 2016-11-07 07:52:23.
The latest version is and it was updated on 2026-06-11 10:24:14. See below the changes in each version.
API Gravity Calculator version 3.0.7
Updated At: 2025-07-24
API Gravity Calculator version 3.0.5
Updated At: 2023-08-20
Changes: Maintenance release addressing Android SDK target level
API Gravity Calculator version 3.0.4
Updated At: 2022-10-31
Changes: Maintenance release
API Gravity Calculator version 2.0.0
Updated At: 2016-08-31
Changes: + Maintenance release,+ App can now be moved and run from SD Card
Disclaimer
Official Google Play Link
We do not host API Gravity Calculator on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Google and passed their terms and conditions to be listed there. We recommend caution when installing it.
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