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Pros
Pro No ads or nag screens
The free version is great for casual needs and doesn't have any ads.
Pro Portable
No need to install.
Cons
Con Wrong program size on the list
Even after using refresh function.
Con Cannot bulk uninstall
The free edition does not support bulk uninstalling (uninstalling multiple software programs at once). For that you will need to use a different product such as the pro big brother product of GeekUninstaller, Uninstall Tool.