The original SelfishNet project (version 0.2) ceased development back in 2007. Be wary of websites offering “SelfishNet 2019” or “SelfishNet 2025” downloads—many of these are the same old version 0.2 repackaged with misleading labels. Version 3.0.0 is a legitimate update from the original developer.
Completely blocks selected devices from accessing the internet with a single toggle.
SelfishNet v3.0.0 for Windows remains one of the most efficient, no-nonsense tools for desktop bandwidth management. By bypassing complex router dashboards, it gives you immediate power over your LAN, ensuring your gaming sessions, work meetings, and streaming services always get the priority they deserve. selfishnet v3.0.0 windows
While the portable version exists, the V3.0.0 release includes an MSI installer. Run SelfishNetV3_Installer.msi and follow the on-screen instructions. The installer places the required files in:
SelfishNet is a free, portable Windows application designed to give users full control over their Wi-Fi network. With this tool, you can block any device from using your internet connection or simply limit its bandwidth, ensuring that your own connection stays fast and responsive. The original SelfishNet project (version 0
Set precise limits (in kilobytes per second) on both download and upload speeds for any specific device.
Ensure you are right-clicking the executable and choosing Run as administrator . If it still crashes, uninstall your current version of WinPcap/Npcap, download the latest version of Npcap, and reinstall it ensuring "WinPcap compatibility mode" is explicitly checked. 2. The Network Card Dropdown Menu is Empty While the portable version exists, the V3
Move to the column for that device and enter a maximum download speed limit (e.g., enter 50 to restrict them to roughly 50 KB/s).
Review the list of devices. Your machine is usually listed at the top. Set Limits:
SelfishNet exploits this trust relationship. The tool positions itself between other devices and the router by sending fake ARP messages. This “spoofing” process tricks other devices into believing that the computer running SelfishNet is the router.