Lock In Mode – Site Blocker & Focus Timer

Block distracting websites, set usage limits, use Pomodoro focus mode, and see insights. Stay focused, stay productive.

Lock In Mode helps you take control of your browsing habits and stay productive. Block distracting websites with one click, set daily usage limits, and use the built-in Pomodoro focus timer to power through your work sessions. KEY FEATURES Site Blocking - Block any website instantly from the popup the current site is auto-suggested for quick blocking - Add multiple sites at once, separated by commas - Toggle individual sites on and off without removing them - When you visit a blocked site, you're redirected to an inspirational video instead Focus Mode (Pomodoro Timer) - Built-in Pomodoro timer with customizable work, short break, and long break durations - Sites marked "Focus only" are blocked during work sessions and accessible during breaks - Visual cycle tracker shows your progress through each focus round Scheduled Blocking - Set time-based rules to block sites during specific hours and days - Perfect for blocking social media during work hours but allowing it on weekends - Multiple schedule rules supported Usage Limits - Set daily time limits for any site (e.g. 30 minutes of Reddit per day) - Once your limit is reached, the site is blocked for the rest of the day - Usage resets automatically at midnight Insights & Analytics - See how much time you spend on each site today, this week, or over 30 days - Top sites ranked by usage with visual bar charts - Track your total browsing time across all sites Adult Content Filter - Optional one-click toggle to block adult websites - Pre-configured list of adult domains Additional Features - Password protection to prevent bypassing your blocks - Custom redirect URLs per site (e.g. redirect twitter.com to your project management tool) - Custom messages displayed on the blocked page - Import and export your blocklist as JSON - Full settings and data export for backup Lock In Mode is free, lightweight, and runs entirely in your browser. No accounts, no tracking, no data collection. Your blocklist and usage data never leave your device.