It is a simple application that displays the CPU load factor and memory usage in the menu bar. The CPU graph and the memory graph in the menu bar, you can change the color freely.(In the OS X 10.10(Yosemite), you can choose the color of light mode and dark mode.)
In the pop-up, you can also check the disk usage.
The memory usage can be displayed in one of the following. (If you select the [a], it will display the value of the used memory of the OS X 10.10(Yosemite) Activity Monitor.)
[a] ( App + Wired + Compressed ) / Physical * 100
[b] ( Wired + Active ) / Physical * 100
[c] ( Wired + Active + Inactive ) / Physical * 100
[d] ( Physical - Free ) / Physical * 100
