iStat Menus is a system monitoring tool for macOS that provides detailed information about your system's performance.
Best XRG Alternatives ranked by AI · updated Aug 2026
XRG is a free macOS system monitor that presents CPU, memory, disk, network, battery, and weather information in a compact floating window. It fits users who want persistent visual graphs rather than SystemPal's menu bar-first layout.
Top 6 XRG alternatives
Stats is a free, open-source macOS menu bar monitor covering CPU, GPU, memory, disks, network, battery, and sensors. It suits users who...
Pros
- Free and open source
- Covers most of the core metrics offered by SystemPal
- Provides extensive module and display customization
Cons
- Interface is less polished than SystemPal
- Some sensor data depends on the Mac model and macOS version
- Configuration can feel technical for new users
3
SystemPal
FIPLAB Ltd
SystemPal is a macOS menu bar utility for monitoring CPU, memory, disk, network, battery, and sensor activity. It is designed for Mac...
Pros
- Combines CPU, memory, disk, network, battery, and sensor monitoring in one app
- More polished and configurable than many free menu bar monitors
- Provides at-a-glance statistics without requiring a full monitoring window
Cons
- Less established than iStat Menus
- Paid features overlap with several capable free alternatives
- Limited to macOS
From $4.99
MenuMeters is a free system monitoring tool for macOS that displays various system stats in the menu bar.
Pros
- Free
- Customizable
Cons
- Limited features
5
Monity is a system monitoring app for macOS that offers detailed information about CPU, memory, disk usage, network, and battery. It features...
Pros
- Clean interface
- Affordable price
Cons
- Less feature-rich than iStatistica Pro
- Limited customization
$4.99
6
eul
gao-sun
eul is a free, open-source macOS menu bar system monitor with CPU, memory, disk, network, battery, and sensor modules. It is suited...
Pros
- Free and open source
- Modern interface with broad monitoring coverage
- Includes hardware sensors and network information
Cons
- Less polished and supported than commercial utilities
- Some features may be less reliable across macOS releases
- Requires downloading releases from GitHub rather than a mainstream store
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