Comparisons
How ZenTab compares
Every focus tool makes different trade-offs. These comparisons are honest about them, including where another app is the better choice for you.
Prices and features checked on , with sources on each page.
ZenTab in one minute
- A Chrome extension (also Edge and Brave) for your computer, with a free guide to block adult sites on phones.
- Free: 10 blocked sites, the YouTube Shorts eraser, a Pomodoro timer, a calm New Tab and a focus streak.
- Pro is $10 once, not a subscription: unlimited blocking, schedules, Strict Mode, every feed and full history.
- No account needed, and your browsing never leaves your browser.
Side by side
BlockSite
Browser extension and phone apps
A popular blocker with phone apps and cross-device sync, on a subscription. Price: Limited free plan; Premium $33.50 a year on blocksite.co (app store prices vary).
StayFocusd
Browser extension
A long-running, free Chrome extension built around daily time allowances. Price: Free.
LeechBlock NG
Browser extension (open source)
A free, open-source and very configurable blocker for Firefox and Chrome. Price: Free and open source.
Cold Turkey
Desktop app for Windows and Mac
A strict desktop blocker for Windows and Mac that can lock apps and the whole computer. Price: Free version; Blocker Pro is a one-time $39 to $45 depending on country, with a 30-day refund.
Freedom
Apps for computer and phone, plus extensions
A cross-device blocker that runs synced sessions on your phone and computer at once. Price: Free tier; Premium $8.99 a month, $39.99 a year, or $99.50 once (Forever).
Forest
Phone app and browser extension
A gamified focus timer where a virtual tree grows while you stay focused. Price: Core app and extension free; Forest Plus is a subscription priced by region in the app stores.
Momentum
New Tab dashboard extension
A beautiful New Tab dashboard with photos, quotes and to-dos, with focus tools in Plus. Price: Free; Momentum Plus $39.95 a year.
Try ZenTab free
Block distracting sites, hide endless feeds and grow a focus streak. Free forever, with a 7-day Pro trial and no card. Pro is $10 once, with a 14-day money-back guarantee.