SiteBlocker is a Chrome add-on developed by We Chern that aims to help users stay focused by blocking access to social media sites. With this handy tool, you can prevent yourself from getting distracted while working or studying.

SiteBlocker allows you to easily block popular social media websites, such as Facebook, Twitter, and Instagram, with just a few clicks. Once you have blocked these sites, you will no longer be able to access them until you unblock them. This can be a great way to eliminate the temptation to check your social media feeds and instead focus on your tasks at hand.

The add-on is easy to use and has a simple interface. You can quickly add websites to the block list and customize the settings to suit your needs. Whether you want to block specific sites for a set period of time or block them permanently, SiteBlocker gives you the flexibility to do so.

Overall, SiteBlocker is a useful tool for anyone who wants to increase their productivity and minimize distractions. By blocking social media sites, you can stay focused on your work or studies and avoid wasting time on unnecessary browsing. Best of all, it's free to use, making it an accessible option for everyone.