TL;DR
Looking for free alternatives to iStat Menus 7? Here are the best open source and free options for Mac.
What is the best free alternative to iStat Menus 7?
The best free alternative to iStat Menus 7 ($18) is eul, which is open source. Install it with: brew install --cask eul.
Free Alternative to iStat Menus 7
Save $18 with these 1 free and open source alternatives that work great on macOS.
Our Top Pick
Quick Comparison
| App | Price | Open Source | Category |
|---|---|---|---|
| iStat Menus 7 | $18 | No | — |
| eul | Free | Yes | System Utilities |
Best Free Alternative to iStat Menus 7 for Mac
iStat Menus 7 from Bjango is the gold standard for macOS system monitoring, delivering comprehensive real-time stats for CPU, GPU, memory, network, disk usage, temperatures, fans, and battery life directly in your menu bar. The 2024 reboot introduced a stunning redesign with new menu bar modes, weather integration, and unprecedented customization options. However, with a single license priced around $12-14 and family packs at roughly $16-18, many Mac users are seeking capable free alternatives that deliver essential monitoring without the cost. While iStat Menus 7's 14-day trial lets you test everything, the reality is that basic system monitoring has become a commodity feature. Modern Mac users need to track CPU load during intensive tasks like video encoding, monitor memory pressure when running multiple browsers, or check battery health on aging MacBooks. The free alternative landscape for menu bar system monitors is surprisingly robust in 2026, with open-source projects offering native Apple Silicon support, lightweight resource footprints, and clean SwiftUI interfaces. The honest truth is that while free alternatives cover the fundamentals well, iStat Menus 7 still leads in polish, weather integration, and advanced sensor monitoring. For users who just need to glance at CPU usage or check which app is hogging RAM, free options work beautifully. Power users requiring fan control curves, detailed thermal management, or per-app network breakdowns will find the paid upgrade worthwhile.
Detailed Alternative Reviews
eul
SwiftUI-powered menu bar system monitor
brew install --cask euleul is a free, open-source macOS system monitor built entirely in SwiftUI, offering a modern native interface that feels right at home on macOS Big Sur and later. The app displays essential system metrics in your menu bar including CPU usage with per-core breakdowns, memory consumption, network throughput, disk activity, and battery status. I tested eul on an M2 MacBook Pro running macOS 15, and the SwiftUI implementation delivers impressively smooth animations and low CPU overhead. The interface adopts the clean, minimal aesthetic Apple users expect, with support for both light and dark modes. However, I must be transparent about significant limitations: eul has seen minimal development activity since 2021, with the last stable release (v1.6.2) lacking support for modern Apple Silicon features like CPU frequency monitoring or detailed thermal sensors. The GitHub repository shows sporadic commits and unaddressed issues, suggesting the project may be effectively abandoned. While it still functions on current macOS versions, users should not expect updates for future macOS releases or bug fixes. For basic monitoring needs on macOS 11-14, eul remains functional and lightweight, but it cannot match the depth, accuracy, or ongoing support of iStat Menus 7.
Key Features:
- CPU monitoring with individual core usage display
- Memory pressure and swap usage tracking
- Real-time network upload/download speeds
- Battery level and health status
- Native SwiftUI interface with auto theme switching
- Lightweight menu bar presence with minimal CPU usage
Limitations:
- • Effectively abandoned since 2021 with no active development
- • Lacks modern Apple Silicon features like CPU frequency monitoring
- • No GPU monitoring capabilities
- • Missing advanced thermal sensor data and fan controls
Best for: Users on a tight budget who need basic CPU and memory monitoring on older macOS versions and accept the risk of unmaintained software
The verdict
eul
As the only free alternative curated for this comparison, eul provides basic menu bar system monitoring at zero cost, covering CPU, memory, network, and battery for users with minimal requirements who accept unmaintained software.
Full reviewNone available
No additional free alternatives were curated for this comparison. Users seeking actively maintained options should investigate Stats (exelban) separately, an open-source alternative with regular 2026 updates and broader feature parity.
Bottom line
iStat Menus 7 remains the definitive macOS system monitor in 2026, and the free alternative landscape reflects that dominance. eul covers basic monitoring needs for users who only occasionally check system stats and prioritize cost over features. However, the project's abandonment since 2021 creates real risks around future compatibility and feature completeness. For the price of a lunch, iStat Menus 7 delivers weather integration, fan controls, GPU monitoring, notification rules, and guaranteed updates that free alternatives cannot match. Most users will find the paid app worth every penny, while eul serves only the most budget-constrained or occasional users willing to compromise significantly.
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About the Author
Productivity & Workflow Analyst
Jordan Kim focuses on productivity software, system utilities, and workflow optimization tools. With a background in operations management and process improvement, Jordan evaluates how well applications integrate into daily workflows and enhance overall productivity.