Host Cache Cleaner is a free Chrome extension developed by 乐心. It is designed to clear host cache and flush socket pools, providing users with a simple and effective way to refresh their browsing experience.

To use Host Cache Cleaner, users need to open the address bar and enter "chrome://flags/#extensions-on-chrome-urls". From there, they can enable the "Extensions on chrome:// URL" setting. After restarting the browser, users can easily switch hosts and click on the extension icon to delete host cache and automatically refresh the current page.

Host Cache Cleaner offers a convenient solution for users who frequently switch hosts and need a quick way to clear cache and refresh socket pools. It is a valuable tool for optimizing browsing performance and ensuring a smooth online experience.