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Mac Performance Monitor for Mac

Performance analyzer that continuously logs CPU, GPU, memory, disk, battery, and per-process usage to a local database for trend and leak diagnostics.

By Zesty0wl. Free and open source, MIT licence.

Get it with OpenDMG View source on GitHub

Mac Performance Monitor at a glance

Version
2.3.0.279
Released
4 October 2026
Download size
18 MB
Works on
Apple silicon and Intel
Licence
MIT
Category
System Tools
Developer
Zesty0wl
GitHub stars
908

About Mac Performance Monitor

A diagnostic performance logging utility for macOS: logs CPU, memory, GPU, network, and battery from the menu bar to help detect and diagnose performance issues. Free, open source, no telemetry.

Screenshots

Mac Performance Monitor screenshot 1Mac Performance Monitor screenshot 2Mac Performance Monitor screenshot 3Mac Performance Monitor screenshot 4

How to install Mac Performance Monitor on a Mac

  1. Get OpenDMG. It is a free app store for open source Mac apps. Download OpenDMG.
  2. Search for Mac Performance Monitor and press Get. OpenDMG downloads version 2.3.0.279 from Zesty0wl's own GitHub release.
  3. Open it. The download is checked against its SHA-256 fingerprint and its signature is checked on your Mac before it lands in Applications.

Updates to Mac Performance Monitor show up in OpenDMG and install with one button. No account is needed.

Prefer to do it by hand? The developer's file is on GitHub: MacPerformanceMonitor-2.3.0.279.zip (18 MB).

What is new in Mac Performance Monitor 2.3.0.279

Mac Performance Monitor 2.3.0 (build 279). See CHANGELOG.md for what's new.

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