Comparison

Screen Time Blocker vs Potoroo

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Screen Time Blocker

This app helps you regain control of your smartphone usage by setting app and website limits. It creates focused moments for work, study, or sleep by blocking distracting applications during designated times. Features include customizable restrictions, a "shield" screen to enforce limits, and a Pomodoro timer for enhanced productivity.

Highlights
  • App and website restrictions
  • Customizable time limits
  • "Shield" screen for enforcement
  • Pomodoro timer integration
  • Undisableable shield option (premium)
  • Multiple restriction profiles
Features
Read full description

Focus is an app designed to create truly focused moments for you. It's perfect for those who can't help but open their phones, even when there are tasks to be done - a solution for your smartphone addiction. Leveraging the Screen Time feature, Focus can assist you when you need concentration for obtaining certifications, test studies, or work. Additionally, it's a valuable tool for those looking to combat smartphone addiction and improve sleep quality. ■ Focus safeguards your time with the following features: ・ Focus uses the Screen Time API. This API ensures no unauthorized data access. Please grant permission with peace of mind. ・ It operates based on the apps and times you set for restrictions. For instance, you can set it to prevent SNS usage between 9:00-17:00 during work or study hours. Even granting permissions as short as 10 minutes is possible. ・ If you exceed the time limit and continue to use the app, a "shield" screen appears, preventing further use. ・ Outside the restriction hours (e.g., after 17:00), the shield is deactivated, and the restricted apps become accessible again. ・ You can set multiple restrictions, tailored to your lifestyle. ・ There's a Pomodoro timer feature that leverages the app restriction function. This helps you study or work more efficiently. ・ It's also possible to make the shield non-deactivatable from the premium plan, ensuring you always adhere to the limits. Focus is recommended for: Those addicted to SNS, often checking it during work hours. With Focus, you can set it so SNS apps are off-limits from 9:00 - 17:00. People who use their phones before sleeping. You can set all apps to be unusable after 22:00. If you start your morning dawdling on entertainment or gaming apps and miss a productive start. For instance, restrict such apps from 8:00 - 10:00. Music lovers who get lost in their tunes during study breaks. You can set music apps to be usable only for 20 minutes during study hours. Those who quickly deactivate restrictions from the settings app. With Focus, you can set an undisable shield, ensuring you always adhere to the restrictions. It's also a reliable partner for those who want to concentrate on tasks using the Pomodoro timer. Please utilize this app to overcome temptations from other captivating apps. For inquiries or feedback, please contact us at: awesome.digitaldetox.app@gmail.com

About

Potoroo

Features
Read full description

Potoroo is a private journal built around short posts. Write what's on your mind quickly, without friction. A character limit keeps entries short and the habit light. (Don't want the limit? Turn it off.) Your posts collect into a timeline, so you're never starting from scratch. Scroll back through past entries and you'll find yourself in a conversation with your past self. You can also: - Reply to a past thought - Quote a previous entry to build on it - Schedule a resurface, and get a notification when you want to revisit it - Leave an emoji reaction on something you wrote, just for yourself - Export your data to markdown whenever you like. Your thoughts belong to you - Powerful search means nothing you've written ever gets lost. Potoroo is for you and you alone. No social features, no sharing, no audience. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Screen Time Blocker4 screens
Potoroo4 screens

Verdict

The call

The clearest difference is iOS requirement: Potoroo at 18.6 against Screen Time Blocker's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Screen Time Blocker sells 15 in-app purchases, starting at $1.99 per month and Potoroo sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Screen Time Blocker ships an update every 2 weeks, Potoroo fortnightly. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

Scorecard1 real difference · 9 level
Screen Time Blocker versus Potoroo: the parameters behind the verdict, then further details
ParameterScreen Time BlockerPotoroo
PriceFreeFree
Rating4.6 (23 ratings) — better—
Positive reviews69.8% of reviews—
Number of ratings23 — better—
Update frequencyEvery 2 weeks — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhoneiPhone
Requires iOS26.018.6 — better
Further details — not scored
Size113 MB8 MB
Age rating4+4+
Developeryudai hiroseFrank Lu

In-app purchases

15 purchases

Screen Time Blocker

Subscriptions8
  • Premium$1.991 Month
  • Premium$2.991 Month
  • Premium$4.991 Month
Show 5 more
  • Premium$9.991 Month
  • Premium$19.991 Year
  • Premium$29.991 Year
  • Premium$39.991 Year
  • Premium$79.991 Year
One-time7
  • 100yen$0.49
  • 300yen$1.99
  • 1000yen$5.99
Show 4 more
  • Premium$24.99
  • Premium$39.99
  • Premium$59.99
  • 10000yen$59.99
2 purchases

Potoroo

Subscriptions1
  • Potoroo Pro (Monthly)$1.991 Month
One-time1
  • Potoroo Pro$9.99

Questions

Is Screen Time Blocker free?
Screen Time Blocker is free to download, with in-app purchases available.
Is Potoroo free?
Potoroo is free to download, with in-app purchases available.
Do Screen Time Blocker or Potoroo have ads?
Neither Screen Time Blocker nor Potoroo shows ads.
Which is updated more often, Screen Time Blocker or Potoroo?
Screen Time Blocker ships an update every 2 weeks, and Potoroo fortnightly. Most recently, Screen Time Blocker was updated on October 30, 2026 and Potoroo on October 25, 2026.

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