Cleaner also performs some cleaning automatically, such as when you quit an application. There is an Optimize button to force OS X to clean up the memory and Dr. Provided there is some free memory, the Mac will run at full speed. Memory usage is a complicated subject and even when it is all used and none is free, OS X still lets you start new apps and carry on working. It is worth keeping an eye on the amount used and if it gets close to 100%, it means your Mac could benefit from a RAM upgrade. Cleaner is clearly the sum of the four types. This reveals a drop-down panel that shows the memory usage and disk space that can be cleaned.Ĭlick the menu button (three dots) and there is a description of the memory usage showing the app memory, file cache, wired, compressed and used. It displays the memory used as a percentage, which is useful, but more information is displayed when it is clicked. Perhaps saying your Mac will run like new is a slight exaggeration, but it aims to help OS X and your apps run better and by cleaning junk files off the disk drive results the idea is that there is less clutter and more disk space.ĭr Cleaner is a menu bar extra that can be set to automatically run on startup. Cleaner is from security company Trend Micro and it cleans and optimises.

There are many disk cleanup tools and memory optimisation utilities, but there may be room for one more and this one is an interesting app.