Block Sites

Block websites, set daily time limits, and protect your attention.

Block Sites is a simple website blocker and focus tool that helps you reduce distractions, protect your attention, and spend less time scrolling. Block distracting websites in seconds Add any website or domain to your personal block list. Block Sites works with HTTP and HTTPS websites, including subdomains, and applies protection across your browsing sessions. Set daily time limits Choose between full blocking or a daily time budget for each website. Available limits range from 1 to 1,440 minutes per day. Usage is counted only while the website is open in the active browser tab and the browser window is focused. Stay in control Pause or resume global protection whenever you need. You can also allow temporary access for selected periods, or disable temporary access completely for stricter focus. Built for focused browsing • Block distracting websites and social media • Set individual daily limits for different websites • Track time spent and distractions avoided • Protect regular and private browsing windows • Manage all blocked websites from one simple popup • Choose your preferred language • Hide website names in the popup for extra privacy • Use a calm, distraction-free blocking page Privacy first Block Sites does not require an account and does not use analytics, advertising, cloud sync, or a backend server. Your blocked websites, settings, time limits, and statistics are stored locally in your browser. The extension does not sell personal data or track your browsing history. It only uses the permissions required to block configured websites, manage local settings, calculate daily usage, and display website icons. Block Sites is designed for people who want fewer distractions, better focus, and more intentional time online.