Core chess gates, default blocked sites, local settings, and basic stats.
Chess Website Blocker for Chrome
Beat the board before the feed gets a turn
GambitBlock turns distracting tabs into short chess gates: solve a tactic, follow an opening line, then unlock the site for a little while.
This tab is protected by chess
The site unlocks for 10 minutes.
Designed for quick restraint
Pick the kind of friction you will actually respect
Choose how much effort should stand between you and a distraction. Adjust the challenge, unlock window, schedule, and hard mode to fit how you work.
Blocked sites
Choose the sites that should wait behind a challenge.
Chess challenge
Set the challenge users solve before an unlock.
Blocking schedule
Choose the days and hours when listed sites should be blocked.
Hard mode
Lock blocker settings for a focus window that cannot be casually changed.
Focus stats
See how often the blocker adds useful friction.
- Blocked today
- 12
- Solved today
- 4
- Unlock time today
- 40m
- Current streak
- 3
- Total blocks
- 58
- Best streak
- 7
Pricing Plans
Compare plans
GambitBlock is headed for the Chrome Web Store with a useful free plan and an optional Pro upgrade for stricter blocking.
Schedules, hard mode, deeper streak history, and billing cancellation from the website.
GambitBlock for mobile
The app is coming next
Join the early list for development updates, launch news, and an introductory discount when the app is ready.