A free program for Android, by Zack Sima.

Armchair Commander is a game of strategy where you are able to play, in real-time, as the leading party of a country. As such, you can fight or negotiate with other nations to attain the goal of World War 2. You can choose from various nations, such as Germany, Russia, United Kingdom, and others. Every nation has a different background, economy, military, and technology. You can create your own nation, just like in the historical period. You can also customize your own troops and weapons in order to conquer all the nations. 

When you create your nation, you can create a map. You can also create missions or tournaments for your nation.

You can customize a lot of aspects of your country, such as economy, military, and weapons. You can also customize your troops, weapons, and military of your nation.