Gas Combustion Toolbox is a fully featured calculator that allows to: calculate either gas flow or heat power of natural and LPG reference gases. Compare two different gases calculations either by considering the density ratio or the same power. Calculate the air flow necessary to combust a given gas flow. Calculate corresponding combustion parameters as CO2%, O2%, lambda.
The app is totally safe to download. Dr. Falken is the official developer of Gas Combustion Toolbox which can be found in the Productivity category. The tool has been rated 4.8 on Google Play.
Over 1K users set up this application and the most recent update was released on Mar 8, 2015. Use the opportunity to get the installation package of Gas Combustion Toolbox 1.1 free of charge and have a look at users' reviews on Droid Informer. The app is available for Android 3.0 and above.