Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.
No, because OSX does a great job at memory management. Many of these types of utilities do very little in terms of actual user experience.

Save your money and don't bother with these apps. If you're short on ram, and incurring page outs, then no app is going to improve your performance. Rather get more ram.
 
No, because OSX does a great job at memory management. Many of these types of utilities do very little in terms of actual user experience.

Save your money and don't bother with these apps. If you're short on ram, and incurring page outs, then no app is going to improve your performance. Rather get more ram.

Get more r....eh, you realize this IS the Macbook Air forum, right?
 
If you have Xcode installed you can just run "purge" in Terminal. It will have the same result.
 
Register on MacRumors! This sidebar will go away, and you'll see fewer ads.