Sentinel is a free browser extension available on the Chrome platform. Developed by Sentinel, this add-on falls under the category of Browsers and specifically the subcategory of Add-ons & Tools.

The main purpose of Sentinel is to protect users from scam and phishing websites. This browser extension actively blocks access to websites that are known to engage in fraudulent activities. By doing so, it helps users avoid falling victim to online scams and phishing attempts.

With Sentinel installed, users can browse the internet with peace of mind, knowing that they are protected from harmful websites. The extension works silently in the background, automatically detecting and blocking any suspicious sites that may pose a threat to the user's security.

Overall, Sentinel is a valuable tool for anyone concerned about online security. By providing an additional layer of protection against phishing websites, this browser extension helps users stay safe while navigating the digital landscape.