Extra RAM is a free software that can instantly free up RAM whenever you need it. This comes really handy when you are trying to run some program which needs extra RAM, or your system is behaving sluggish. Extra RAM sits in your system tray, and can be invoked with a click.
Extra RAM is completely free memory optimization software. It comes with a neat, and easy to use interface. It lets you choose how much RAM you want to free, and does that for you. This is very useful when you are playing PC games as that need lot of memory. Game Booster is another free software that can boost PC game performance.
You can also configure Extra RAM to continuously track your RAM usage, and free up RAM when it reaches a particular limit. If you have a system that is low on RAM, Extra RAM can give that needed RAM boost.