1)   RamCleaner 6.9.9
Are you tired of crashes, slow applications that run out of resources every 5 minutes? RamCleaner makes it easier than ever before to free up unused RAM, prevent crashes and increase performance. It's as good as adding more RAM to your computer.

 2)   NitroRAM 2.1
NitroRAM is a simple tool to make your computer go faster by optimizing and freeing wasted RAM. NitroRAM includes a vCache tweaking tool to increase your computer's speed even more! NitroRAM is simple and easy to use! Full documenation included.