GrandPerspective VS NetSpeedMonitor

• Visualization
  GrandPerspective provides a visual representation of disk usage, allowing users to easily identify large files and folders at a glance through a treemap display.
• Open Source
  The software is open source, meaning it is free to use and its source code is accessible for modification and improvement by the community.
• User-Friendly
  The interface is simple and intuitive, making it easy for users of all levels of technical expertise to navigate and understand their disk usage.
• Customizable
  Users can customize the treemap view, including color schemes and block sizes, to better suit their preferences and needs.

Possible disadvantages

• Mac-Only
  GrandPerspective is available only for macOS, limiting its usage to Apple users and excluding those on Windows or Linux platforms.
• Basic Features
  While it provides excellent visualization, GrandPerspective lacks advanced features that are available in some paid disk usage analyzers.
• Performance Issues
  The application can struggle with performance when scanning particularly large disks or volumes, leading to longer loading times and potential crashes.
• Occasional Bugs
  As with many open-source projects, users may encounter occasional bugs or glitches that can impact the user experience.

• Lightweight
  NetSpeedMonitor is a lightweight application that does not consume significant system resources, making it suitable for use on older or less powerful computers.
• Ease of Use
  The software features a straightforward and intuitive user interface, allowing users to easily monitor their network speeds without a steep learning curve.
• Real-Time Monitoring
  NetSpeedMonitor provides real-time data on both download and upload speeds, helping users keep track of their web traffic instantly.
• Taskbar Integration
  The tool integrates smoothly into the Windows taskbar, providing constant access and visibility without requiring users to open a separate application window.
• Logging Capabilities
  NetSpeedMonitor offers logging features that record data usage over time, enabling users to analyze their network performance and bandwidth usage.
• Compatibility
  The software is compatible with multiple versions of Windows, including Windows XP, Vista, and 7.

Possible disadvantages

• Limited OS Support
  NetSpeedMonitor does not officially support newer versions of Windows, such as Windows 8, 8.1, or 10, which may result in compatibility issues or the need for workarounds.
• Old Interface
  The user interface looks outdated compared to modern applications, which may not appeal to users who prefer a more polished and contemporary design.
• No Advanced Features
  While adequate for basic network monitoring, NetSpeedMonitor lacks advanced features like detailed analytics, IP address tracking, or protocol-specific monitoring, which may be required by power users.
• No Active Development
  The software is no longer under active development or support, meaning no new features or updates are being released to address emerging needs or security vulnerabilities.
• Installation Challenges
  Users may face difficulties during installation on newer operating systems, as the software might require compatibility mode settings or additional tweaks to run properly.

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NetSpeedMonitor for Windows 7 Demo

• DaisyDisk Alternatives: Free Disk Analyzers We've Actually Tested
  dissectmac.com · Feb 2026

  If you've been on Mac for 10+ years, you probably know GrandPerspective. It was the original treemap visualizer, and it's completely free under GPL.

• What is Disk Inventory X and Its Top Alternatives
  www.imymac.com · Feb 2022

  The main drawback of this tool is that it presents a lot of information which can be quite overwhelming to the user. It will not display an overview of your disks which contradicts its name. In summary,...

• What Is WinDirStat and Its Top Mac Alternatives
  www.imymac.com · Jan 2022

  GrandPerspective’s menu/toolbar contains all of the options the app offers. You can configure its settings easily even if you are a newbie Mac user. You just need to choose a folder you want to analyze. The app will...

We have no reviews of NetSpeedMonitor yet. Be the first one to post

• Don't let your Mac's storage fill up

  Don't pay $10 for what you can get for free: https://github.com/RobinNaumann/disko, https://grandperspectiv.sourceforge.net/, https://www.derlien.com/, etc… Otherwise, this is good advice. My cousin, who isn't particularly computer... - Source: Hacker News / 6 months ago

• Anthropic Cowork feature creates 10GB VM bundle on macOS without warning

  I simply run GrandPerspective (GUI app, https://grandperspectiv.sourceforge.net/), or dust (terminal app, https://github.com/bootandy/dust), to give me an idea of what is going on with disk usage. - Source: Hacker News / 8 months ago

• Anthropic Cowork feature creates 10GB VM bundle on macOS without warning

  I’d recommend GrandPerspective:[1] it’s really good at displaying this sort of thing, has been around for over two decades, and the developer has managed to keep it to <5MB which is perfect when you’re running very low on space. [1]... - Source: Hacker News / 8 months ago

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Tracking NetSpeedMonitor since Mar 2021.