Fast Defrag is a free tool that frees up and optimizes the RAM memory and exchange file use of your system. Fast Defrag shows you actual memory use statistics, and can also be run from the commands line. Fast Defrag only cleans the memory that has been filled with previously loaded applications, and doesn`t delete Windows components or activie programs in the memory. Fast Defrag also includes access to the system configuration, actual processes, start-up programs (msconfig.exe) and much more.