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Head-to-head · Distraction Blocking Software

one sec vs Focuser

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score one sec #3 in Distraction Blocking Software 9.2/10 Free plan · 7-day trial Free planFree trial✓ 4 of 4 features Visit one sec
Focuser #4 in Distraction Blocking Software 9.1/10 Free plan Free plan✓ 4 of 4 features Visit Focuser

one sec leads on 0 checks, Focuser on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreone sec · 9.2/10
  • Free planboth
  • Free trialonly one sec

one sec scores higher on our rubric for distraction blocking software: 9.2 against 9.1 out of 10; our editors rank them #3 and #4.

On mobile apps, one sec gives you Ios and android where Focuser offers None.

one sec is the better fit for cross-platform users wanting interventions and blocking. Focuser is the better fit for technical desktop users wanting private controls.

  • one sec fits best

    Cross-platform users wanting interventions and blocking

  • Focuser fits best

    Technical desktop users wanting private controls

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Side by side

Feature one sec 9.2/10 Visit ↗ Focuser 9.1/10 Visit ↗
At a glance
Editor score 9.2 9.1
Ranking #3 in Distraction Blocking Software #4 in Distraction Blocking Software
Best for Cross-platform users wanting interventions and blocking Technical desktop users wanting private controls
Pricing model Free plan + paid Free
Starting price — Free plan
Free plan ✓ ✓
Free trial 7 days —
Deployment Desktop, Mobile, Browser extension Desktop, Browser extension
Platforms Windows, macOS, Linux, iOS, Android, Chrome extension Windows, macOS, Linux, Chrome extension
Support Docs Community
Built for Solo, Small business Solo, Small business
Features one sec 4/4 · Focuser 4/4
Scheduled blocking ✓ ✓
Recurring schedules ✓ ✓
Locked sessions ✓ ✓
Browser extensions ✓ ✓
Specs
Block targets Websites and apps Websites and apps
Mobile apps Ios and android None
Devices included Not checked yet Not checked yet
Our review
Pros
  • Blocks apps and websites across desktop, mobile, and browser extensions
  • Supports recurring schedules, scheduled blocks, and strict sessions
  • Adds interventions, time tracking, adult-content filtering, and two integrations
  • Blocks websites and applications with granular rules
  • Supports schedules, locked sessions, Pomodoro, and allowances
  • Local storage without accounts, cloud sync, or telemetry
Cons
  • Strict sessions limit the ability to pause or leave early
  • Pricing varies by region across published listings
  • The listed integrations are limited to Structured and Lengo
  • No mobile apps
  • macOS and Linux builds need real-world testing
  • Local-only storage provides no cloud synchronization
Our verdict

one sec is a distraction-blocking and screen-time app for people who want more intentional technology use. It places configurable interventions before selected apps or websites open, and it can block chosen targets during active or…

Read the review →

Focuser is a free, open-source desktop blocker for people who want to limit distracting websites and applications. It is aimed especially at technical desktop users who prefer detailed controls and local configuration. Website rules can…

Read the review →
  1. one secDistraction Blocking Software 9.2Free plan · 7-day trial
  2. FocuserDistraction Blocking Software 9.1Free plan

Strengths and trade-offs

  • one sec — where it wins

    • Blocks apps and websites across desktop, mobile, and browser extensions
    • Supports recurring schedules, scheduled blocks, and strict sessions
    • Adds interventions, time tracking, adult-content filtering, and two integrations

    Where it doesn't

    • Strict sessions limit the ability to pause or leave early
    • Pricing varies by region across published listings
    • The listed integrations are limited to Structured and Lengo

  • Focuser — where it wins

    • Blocks websites and applications with granular rules
    • Supports schedules, locked sessions, Pomodoro, and allowances
    • Local storage without accounts, cloud sync, or telemetry

    Where it doesn't

    • No mobile apps
    • macOS and Linux builds need real-world testing
    • Local-only storage provides no cloud synchronization
  • one sec9.2/10 · Free plan · 7-day trial

    A cross-platform blocker with configurable interventions, schedules, strict sessions, and tracking.

    Visit one secFull verdict →
  • Focuser9.1/10 · Free plan

    A granular, local-first blocker for technical desktop users who want private controls.

    Visit FocuserFull verdict →

More comparisons

All distraction blocking software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update