However, the user is warned that the cache cleaning routines are strictly for troubleshooting and should not be run as maintenance tasks. Clearing the system's caches can be done at three different levels such as light cleaning, medium cleaning, and deep cleaning. This can be done by modifying the system parameters regarding the network card that you use to connect to the Internet. With Tiger Cache Cleaner, you can also optimize your internet connection based on its type. Anyway, there were some cases of Mac OS X Trojans and key-loggers, so the OS X is not bullet proof. Nowadays, people say that Mac viruses don't exist, but nobody can tell you how much this will last. You can do all types of maintenance, like repairing file permissions, cleaning system logs, as well as scanning your computer for viruses. Tiger Cache Cleaner is a utility that can fine-tune your Mac OS X.