One of the best computer cleaner softwire is cclearner.It is easy to install.It has many features. It is very usefull to delete or unused file or folder.
Which is help full for pc.it clear the unwanted file which stay in the c folder.It is very importent to delete the un wanted file.it is free softwire. No difficult to install it.I gibe 4.1 out of 5.If the junk file not delete c drive will be full, pc may be slow and hard disk may be damaged