REVO UNINSTALLER a must have software either you got free version or a paid pro one if you afford to bye it.now i am using free version i have used trial of pro verion which has many advanced feature such as Forced Uninstall and auto backup of registry and many other toolbox. though free version is itself supirior then many other paid software i think all of my friends accept it but if there is a chance of improvement dont be in backside. thanks buddy for this post.