Block distracting websites, set usage limits, use Pomodoro focus mode, and see insights. Stay focused, stay productive.
Users
12
+4 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#189K
#158K among extensions
Version
1.0.0
updated 13 Apr 2026
Users
monthly, 6 months
Latest, 21 Oct 2026:12 usersMove the mouse over the chart for any month
Ratings count
monthly, 6 months
Latest, 21 Oct 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Lock In Mode – Site Blocker & Focus Timer
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.