MemInfo Displays the current memory (RAM or Page File) usage of Windows in your system tray, so you will know it at a glance.
The values are updated in real time, MemInfo gives a fast feedback to current memory usage in Windows and you will be able to do what you think it is necessary.
It also includes a memory defragmenter to free space and speed up your RAM.
In addition you can customize it. You can choose when MemInfo should warn you about high memory usage, show physical memory or Windows page file, show free or used memory, and choose the font you like the most.
A very good choice which will warn you if your Memory is going to be run up..