iStatistica

iStatistica screenshots

Advanced system monitor for macOS. It includes notification center widget and status bar menu.
Widget
iStatistica 4.0 : Widget

Alternative downloads

iStatistica Sensors
4.0
FREE
iStatistica Sensors Plug-in enables temperature and fan speeds monitoring.
Fanny
1.0.3
FREE
Free Notification Center Widget to monitor your Macs fans.
HeatSync
1.4
FREE
HeatSync app syncs the air, cpu and hdd temperatures.