Block distracting sites and stay focused. Free & Pro plans available. Focusr is a focus timer and website blocker for Chrome. Block distracting sites, run Pomodoro sessions, build daily streaks, and track your productivity — all from one extension. ── WHY FOCUSR ── Most people lose 2-3 hours a day to distractions like YouTube, Twitter, Reddit, and Instagram. Focusr blocks them the moment your session starts so you can do your best work.