Plague Inc. by Ndemic Creations is an incredibly popular app that enables you to create deadly diseases with the goal of wiping out all of mankind.
This game features 12 different types of customizable disease, with each dramatically changing the style of play. With your lethal arsenal of pathogens, you will be facing the entire world, with over 50 countries to infect.
Plague Inc. boasts impressive high-resolution visuals and formidable AI, making for a very realistic and believable gaming experience.
Other features include the ability to save and load games, and leader boards with lots of achievements to master.
Plague Inc. was updated to version 1.5.3 in mid-March of 2013. The current version has a total of 1710 customer ratings with an average rating of 4.5 out of five stars.
The concept is highly original and truly brutal. I find myself cackling like a mad scientist as I rack up a kill count in the millions; I would be concerned for my sanity if this game was not so entertaining!