Following the "install" (extraction), you must configure the tool to target the correct traffic. If misconfigured, Clumsy can accidentally lag your entire system rather than just a specific game or app. 1. Run as Administrator
Portable version available, making it easy to use on any Windows machine. Lightweight: Low CPU and memory consumption. How to Download Clumsy 04 v2
: Clumsy uses filters to decide which packets to capture. You can choose a preset (like "All Outbound") or write a custom rule (e.g., inbound and tcp.DstPort == 80 ).
Since it’s portable, simply delete the folder. Also uninstall Npcap from Windows Settings if no longer needed. clumsy 04 v2 install download
Reduced chances of system instability or unexpected crashes under heavy load.
Game developers, QA engineers, and network administrators use it to test how software behaves under poor real-world conditions like high latency, packet loss, or extreme jitter. Step-by-Step Download and Installation Guide
Before you download, ensure your system meets the minimum requirements. Clumsy works on . While it can run on older hardware, 4GB of RAM is recommended for optimal simulation performance. Following the "install" (extraction), you must configure the
: Temporarily blocks traffic before releasing it in a single burst.
Comprehensive Guide to Clumsy 0.4 v2: Download, Install, and Network Simulation
For advanced filters (e.g., only affect tcp.SrcPort == 27015 ), refer to the WinDivert filter language . Run as Administrator Portable version available, making it
While Clumsy is a powerful tool for developers and network enthusiasts, it should be used responsibly. Using network manipulation tools in a multiplayer environment can be against the Terms of Service for many games and may result in an account ban. Always use Clumsy in private lobbies or controlled testing environments.
: Check out reviews from other users who have downloaded and used "Clumsy 0.4 v2". Their experiences can give you a good idea of what to expect.
Whether you are debugging a flaky mobile app, hardening a web service against packet loss, or simply curious about how your favorite online game would fare on a congested cellular link, clumsy gives you the power to answer those questions. Just remember to use it responsibly — turn it off when you are finished, and never run it on production systems or alongside anti‑cheat software.
Yes, it is open-source under GPL.
