one sec vs Opal

one sec5.0Visit Opal6.0Visit

one sec #4 in Screen Time Management Apps 5.0/10 Free plan · 7-day trial Free plan✓ 0 of 4 features Visit one sec

vs

Higher score Opal #8 in Screen Time Management Apps 6.0/10 Free plan · paid from $8.29/mo (annual) · 7-day trial Free plan✓ 0 of 4 features Visit Opal

• one sec fits best

  Intervention-focused blocking across devices

• Opal fits best

  Apple and Android users wanting polished blocking

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Side by side

Feature	one sec 5.0/10 Visit ↗	Opal 6.0/10 Visit ↗
At a glance
Editor score	5.0	6.0
Ranking	#4 in Screen Time Management Apps	#8 in Screen Time Management Apps
Best for	Intervention-focused blocking across devices	Apple and Android users wanting polished blocking
Pricing model	Free plan + paid	Free plan + paid
Starting price	Not published	Not published
Free plan	✓	✓
Free trial	—	—
Free trial length	7 days	7 days
Money-back guarantee	14 days	30 days
Deployment	Desktop, Mobile, Browser extension	Cloud, Desktop, Mobile
Platforms	Windows, macOS, Linux, iOS, Android, Chrome extension	macOS, iOS, Android
Support	Docs	Email, Live chat, Community, Docs
Integrations	2 integrations	2 integrations
Built for	Solo, Small business	Solo, Small business, Mid-market, Enterprise
Features one sec 0/4 · Opal 0/4
Usage reports	Not published	Not published
Application limits	Not published	Not published
Scheduled limits	Not published	Not published
Focus sessions	Not published	Not published
Specs
Devices included	Not published	Not published
Supported platforms	Not published	Not published
Usage history retention	Not published	Not published
Our review
Pros	Configurable interventions before distracting apps or websites open Recurring schedules and strict sessions support consistent boundaries Works across desktop, mobile, and browser-extension platforms	Blocks distracting apps and websites across iOS, Android, and macOS Hard Mode prevents sessions from ending early Apple Shortcuts and Focus Filters support custom routines
Cons	Paid pricing varies by region Listed integrations are limited to Structured and Lengo Strict sessions reduce flexibility while a block is active	The Free plan allows only 1 rule Pro Monthly costs $19.99 per month Advanced features require a paid Pro plan
Our verdict	one sec is a distraction-blocking and screen-time app for people who want more intentional technology use. It adds a configurable intervention before selected apps or websites open, then supports blocking during active or scheduled… Read the review →	Opal is a distraction-blocking and digital-wellbeing app for people who want to reduce screen time and improve focus. It works across iPhone, Android, and Mac, combining app and website blocking with scheduled sessions, time limits, open… Read the review →

Strengths and trade-offs

• one sec — where it wins

  • Configurable interventions before distracting apps or websites open
  • Recurring schedules and strict sessions support consistent boundaries
  • Works across desktop, mobile, and browser-extension platforms

  Where it doesn't

  • Paid pricing varies by region
  • Listed integrations are limited to Structured and Lengo
  • Strict sessions reduce flexibility while a block is active

• Opal — where it wins

  • Blocks distracting apps and websites across iOS, Android, and macOS
  • Hard Mode prevents sessions from ending early
  • Apple Shortcuts and Focus Filters support custom routines

  Where it doesn't

  • The Free plan allows only 1 rule
  • Pro Monthly costs $19.99 per month
  • Advanced features require a paid Pro plan

• one sec5.0/10 · Free plan · 7-day trial

  A cross-platform blocker for people who want structured, harder-to-bypass screen-time limits.

  Visit one secFull verdict →
• Opal6.0/10 · Free plan · paid from $8.29/mo (annual) · 7-day trial

  A polished blocker for apps, websites, schedules, limits, and focused sessions.

  Visit OpalFull verdict →