- OS: Windows XP/Windows Vista/Windows 7/Windows 8
- CPU: 1.8 GHz
- RAM: 512 MB
- Direct X: 9.0
- Hard Disk: 225 MB
I Am Vegend: Zombiegeddon game is distributed on a shareware basis. You can register your copy of the game at a cost of $6.99 (USD). On payment approval, we will send you the registration key that will remove all the limitations. Your registration will be valid for all future versions.