Pandemic 2.5 is an iphone app (also in ipad, ipod touch) from Dark Realm Studios in which your goal is to infect the whole world. The game is set in year 2012 when humans continue to multiply across the globe uncontrollably. Your objective is to develop and spread your own disease and infect the unsuspecting world just so to remind them of their fragile existence. However, you should not underestimate the humans for they will not sit idly once they have detected the existence of your disease.
This app is the same game that you can play on computer but this one is pack with more awesomeness and some improvements - new countries and more ways to customize your pandemic. It may take a little while for a newbie to learn the mechanics of the game but just give it some time and you will be dominating the world. Meanwhile, here I collect
Pandemic 2.5 walkthrough for ipod, ipad, iphone (also how to infect and beat Madagascar).