iStat Menus lets you monitor your system right from the menubar. Included are 8 menu extras that let you monitor every aspect of your system.Some features:
- CPU - Monitor cpu usage. 7 display modes, multiple core support.
- Memory - Monitor memory usage. 4 display modes, page ins/outs and swap usage display.
- Disks - Monitor disk usage and activity. 6 display modes, ability to hide disks you dont want to see.
- Network - Monitor current and total bandwidth, peak bandwidth, ip addresses, and the ability to hide network more...
- Improved Yosemite support.
- Improved active graphics card detection.
- Improved process display.
- Improved Bluetooth battery monitoring.
- Improved UPS support.
- Improved localizations.
- Improved battery previews when customising for each mode.
- Improved moon display for northern hemisphere.
- Improved timezone more...
- OS X 10.8 or later