GTP API Gravity Calculator v2
Gammon Technical Products, Incorporated
The GTP API Gravity Calculator v2 (Developed 2025) from Gammon Technical Products, Inc. provides users the ability to determine corrected API at 60 Deg F for jet, gasoline, and diesel fuels. The calculator is a digital version of our GTP-3012-1A and GTP-2727EF slide calculators and it also is capable of calculating the total weight of the fuel
Developer email
info@gammontech.com
Released
Dec 11, 2025
Current version
2.0.0
Android version
7.0
Screenshots
