Where Did Your Last
3 Hours Just Disappear?
Mindless tab switching. Infinite social media algorithms. Willpower alone cannot beat billion-dollar dopamine loops.
Meet SiteBlocker.
The Last Website Blocker You'll Ever Need.
Engineered natively with Manifest V3 declarativeNetRequest. Instant 0ms blocking with zero battery drain and zero data collection.
Hard Wall When You Need It.
Mindful Friction When You Don't.
Every other blocker forces one rigid system. SiteBlocker lets you choose between absolute lock-in or calming intentional pauses.
Automate Your Workday.
Deep Focus On Autopilot.
Set Pomodoro focus sprints with automatic break cycling, or lock work hours Monday through Friday without touching a toggle.
Reclaim 2+ Hours Daily.
Track What You Saved.
Real-time analytics visualize your deep work consistency, streak milestones, and impulsive tab attempts.
SiteBlocker.pro
Block distractions. Do your best work.
A premium focus extension built to feel like a $50 app, completely free to install.