When your machine runs slowly, you may consider to reboot the machine.
Actually, if the RAM is occupied by different programs, it may slows down the machine.
RamBooster is a freeware to clean your RAM of all that stuff that it practically never needed. It makes computer runs faster and more reliable. With the help of RamBooster, you may not need to perform reboot of machine. If your computer slows down, so does your browser and all other internet tools you might have running. RamBooster will optimize your RAM and eliminate your need to reboot in order to reclaim memory.
You can find further info from the developer website: