DoomMath vs SmartBlock
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
DoomMath
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An app blocker where you have to solve math problems to unlock your apps! Block your unproductive infinite scrolling, brain rotting apps and only unlock them when you solve some math problems! Replace a bad habit with a good one! Note: Access to DoomMath requires a subscription. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://doommath-production.up.railway.app/privacy
SmartBlock
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Most parental control apps just block. SmartBlock makes kids earn access. Every time your child tries to open a blocked app YouTube, TikTok, Instagram, games they get a math problem. No solution, no access. Simple. HOW IT WORKS Set which apps get blocked SmartBlock intercepts each access attempt Child must solve a math problem to proceed Parents control difficulty and operations MATH LEVELS From simple addition to mixed operations you choose what fits your child's grade. Addition and Subtraction Multiplication and Division Adjustable difficulty (Easy to Hard) BUILT FOR PARENTS Native Screen Time and Family Controls integration No accounts required fully offline Zero ads, zero tracking Everything stays on your device (no servers) iPhone, iPad, and Mac (M1 or later) WHY PARENTS CHOOSE SMARTBLOCK "I don't want to just take away the iPad. I want her to do something useful first." SmartBlock solves exactly that. Screen time doesn't disappear it gets earned. Kids stay sharp during vacations, weekends, and after school without you having to fight over devices. Available in English and Spanish. Free plan lets you block 1 app. Premium unlocks unlimited blocked apps via an auto-renewing subscription (Premium Weekly or Premium Monthly, part of the Smart Block Premium subscription group). Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period; manage or cancel anytime in your Apple ID account settings. Privacy Policy: https://superapp.uy/smartblocks/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
DoomMath and SmartBlock are too close to call on the numbers: across 6 compared parameters โ price, update cadence, ads and in-app purchases among them โ neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. DoomMath sells 2 in-app purchases, starting at $34.99 per year and SmartBlock sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
DoomMath ships an update every 2 weeks, SmartBlock every 3 weeks. The most recent releases landed on September 26, 2026 and September 23, 2026 respectively.
| Parameter | DoomMath | SmartBlock |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks โ better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPad โ better |
| Requires iOS | 17.6 | 16.0 โ better |
| Further details โ not scored | ||
| Size | 12 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Pandish ltd | AGUSTIN LUIS FORNIO LAINO |
In-app purchases
DoomMath
- DoomMathYearlyDiscount$34.991 Year
- DoomMath3 Days trial$59.991 Year
SmartBlock
- Premium Monthly$4.991 Month
- Premium Weekly$9.997 Days









