Compare software

BlockSiteClearspace
Freemium

Free to start; BlockSite Premium is a paid subscription with a 30-day guarantee.

 Freemium

Free to download; check the app stores for current plan details.

Android, iOS, Browser extension Android, iOS, Browser extension
  • Blocks both websites and apps
  • Focus Mode for timed work sessions
  • Adds a pause before opening distracting apps instead of only blocking them
  • Available on iOS and Android
  • Some features require a paid Premium subscription
  • Closed-source commercial product
  • Closed source
  • Pricing details are not stated on the homepage
Downloadable app, Browser extension Downloadable app, Browser extension
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked September 23, 2026

Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.