DNS Killer is a free Chrome add-on developed by yutent.io. As the name suggests, it is a powerful tool for web developers to clear Chrome's DNS cache with just one click. It also provides the option to refresh the current tab after clearing the cache.

With DNS Killer, users can quickly and easily remove any cached DNS records that may be causing issues with website loading or domain resolution. This can be especially useful when working on web development projects or troubleshooting network connectivity problems.

The add-on is straightforward to use, making it accessible even for users with limited technical knowledge. It provides a convenient way to ensure that the latest DNS information is being used, allowing for smooth browsing and accurate testing.

Overall, DNS Killer is a valuable tool for web developers who want to optimize their workflow and ensure reliable DNS resolution in Chrome. It simplifies the process of clearing DNS cache and refreshing tabs, making it a must-have add-on for those working in web development.