New
#100
Windows 7 is Microsoft's most finely tuned OS to date. There is nothing Tune-up Utilities can do that 7 can't do for itself. Tune-up Utilities only adds another running program to eat up resources. But if you don't want my advice ...
It seems reasonable that one of the programs you installed is causing the symptoms you describe. You could try uninstalling them one by one to see if that is true?