You can now access Memory Cleaner functions from the tray icon without having to open up the main window. Memor圜leaner is considerably better because it uses functions built into Windows to judiciously free memory - with no performance impact whatsoever. Most memory cleaning tools are not very useful because many of them use ill-advised techniques that are only relevant to older versions of Windows (pre-Vista). Tech-savvy folk are divided over how useful memory cleaning tools can be because Windows (Vista upwards at least) manage memory reasonably well. Improves the speed on the available memory on your system