mectrics
Mectrics app icon

Your Mac, at a glance.

A lightweight system monitor that lives in your macOS menu bar.

Download for macOSv1.1.0 · 3.8 MB · macOS 15+Free and open source

Nothing leaves your Mac

Mectrics in your menu barLive metrics
Mectrics showing disk, memory, CPU, network, Wi-Fi, and battery information in the macOS menu bar

Set it once

Make the menu bar yours.

Pick the numbers you care about. Everything else stays out of the way. Set a threshold and Mectrics speaks up when something is off.

CPUMemoryBatteryNetworkDiskGPU
Mectrics menu bar builder
Mectrics alert settings

Click for more

The detail behind the number.

Every item opens a popover with what is actually going on.

CPU: a bar per core
The Mectrics CPU popover: a load sparkline, a bar per core, core count, busiest core, temperature, and uptime
Disk: capacity and live throughput
The Mectrics disk popover: a usage ring, a used, purgeable and free bar, capacity figures, and live read and write throughput