Activity Monitor Alternatives for Mac
There are many alternatives to Activity Monitor for Mac if you are looking for a replacement. The best Mac alternative is Stats, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to Activity Monitor and 19 are available for Mac so hopefully you can find a suitable replacement. Other interesting Mac alternatives to Activity Monitor are iStat Menus, BitBar, TaskExplorer and Atmonitor.
Activity Monitor alternatives are mainly System Information Utilities but may also be Network Monitors or Process Monitoring Tools. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Activity Monitor.
Simple macOS system monitor in your menu bar.
iStat is a series of system monitor apps. It's available in different versions: iStat Menus, iStat for iOS and iStat Server as a companion application to the iStat for iOS app that lets you remotely monitor your computers (free for Windows and Mac).
The BitBar app lets you put the output from any script or program right in your Mac OS X menu bar. And it's completely free. An impressive number of plugins have already been contributed by a wide range of developers just like you, and this site makes it easy to find them.
Explore all the tasks (processes) running on your Mac with TaskExplorer. Quickly see a task's signature status, loaded dylibs, open files, network connection, and much more!.
Mac OS X System Monitor and Process Explorer Tool.
Discontinued
The official website is no longer available. Last version, 2.7.1, released on August 2012, can be still downloaded from Wayback Machine.
macOS status monitoring app written in SwiftUI.
Stats Panel is a macOS app for monitoring system performance.
XRG is an open source system monitor for Mac OS X. XRG allows you to monitor CPU activity, memory usage, battery status, machine temperature, network activity, disk I/O, current weather, and stock market data.
MenuBar Stats 2 has been reinvented. Completely re-written from the ground up. MenuBar Stats 2 is composed of modules (CPU, Disk, Network,...). Each module can be seen in your menu bar. Each module can be combined in 1 window, or in a separated window.
Creatures living in your menubar.
RunCat vs Activity Monitor opinions
They aren't related at all.