Comparison

Timer vs Math Shield

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

Head to head
About

Timer

Features
Read full description

Timelo is a motion-driven timer app that lets you control time by simply rotating your iPhone. Inspired by physical timer devices, Timelo replaces buttons and sliders with natural movement. Using your device’s gyroscope, each direction of your phone controls a different timer β€” making time management faster, simpler, and more engaging. How it works Assign timers to Top, Bottom, Left, and Right Rotate your phone toward a direction to adjust its time Tap to start or pause Timelo supports sound, vibration, and silent alerts, so it fits seamlessly into any environment β€” whether you’re focusing, cooking, working out, or studying. Designed to stay out of your way, Timelo helps you stay present and in control β€” without distractions. Key Features β€’ Motion-based timer control using the gyroscope β€’ Four independent timers (Top, Bottom, Left, Right) β€’ Tap to start or pause β€’ Sound, vibration, and silent alert modes β€’ Clean, minimal interface β€’ Inspired by tactile, physical timer devices Ideal Use Cases β€’ Focus and productivity sessions β€’ Cooking and kitchen timing β€’ Workouts and interval training β€’ Study and Pomodoro routines β€’ Hands-on, distraction-free timing Privacy Policy: https://robzapps.com/privacy Terms of Use: https://robzapps.com/terms

About

Math Shield

Features
Read full description

Stay Focused with Math Shield Math Shield helps you reduce distractions and build better focus habits by placing a math challenge between you and your most distracting apps. Instead of mindlessly opening social media, games, or other time-wasting apps, you'll need to solve a math problem before gaining temporary access. This simple barrier helps break automatic habits and encourages intentional screen time. Key Features Block Distracting Apps: Choose the apps you want to limit and keep them locked during focus sessions. Unlock with Math Challenges: Solve math problems before accessing blocked apps. Temporary App Access: Gain limited access after successfully completing a challenge. Stay Productive: Create friction between impulses and distractions to help maintain focus. Easy Setup: Select apps, choose your preferences, and let Math Shield help you stay on track. Perfect For - Students who want to focus on studying - Professionals who need distraction-free work sessions - Anyone looking to reduce screen time - People building healthier digital habits Whether you're studying, working, reading, or spending time with family, Math Shield helps you take control of your attentionβ€”one challenge at a time. Download Math Shield and make every app unlock a conscious decision. To enjoy the full experience and to gain all the premium features, you can always purchase our Monthly, Yearly or Lifetime premium subscription pack. Math Shield will automatically charge your iTunes Account at the end of your subscription unless auto-renew is turned off at least 24 hours before the end of your current period. Subscriptions renew at the original price. You can turn off auto-renew at any time and still receive full functionality until the end of your current period, but no refund can be provided for unused portions of the subscription. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. All your previous purchases can be easily restored using the **Restore Purchase** option in the app. This will provide you access to all the premium features. You can view Math Shield Terms of Use & Privacy Policy. Terms of Use (EULA):Β  https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://github.com/vinothvino42/app-privacy-policy/blob/main/math-shield.md

Screenshots

Timer4 screens
Math Shield4 screens

Verdict

The call

The clearest difference is update cadence: Math Shield at every 2 days against Timer's every 5 days. Timer's advantage is iOS requirement (16 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Timer sells 3 in-app purchases, starting at $1.99 per month and Math Shield sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Timer ships an update every 5 days, Math Shield every 2 days. Both last shipped on September 20, 2026.

Scorecard2 real differences Β· 4 level
Timer versus Math Shield: the parameters behind the verdict, then further details
ParameterTimerMath Shield
PriceFreeFree
Update frequencyEvery 5 daysEvery 2 days β€” better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPod β€” betteriPhone
Requires iOS16 β€” better26.0
Further details β€” not scored
Size19 MB20 MB
Age rating4+4+
DeveloperVignesh ViswanathanVinoth Ramajeyam

In-app purchases

3 purchases

Timer

Subscriptions2
  • Pro Monthly3 Days trial$1.991 Month
  • Pro Annually$9.991 Year
One-time1
  • Pro Lifetime$14.99
3 purchases

Math Shield

Subscriptions2
  • Math Shield Pro Monthly$3.991 Month
  • Math Shield Pro Yearly3 Days trial$12.991 Year
One-time1
  • Math Shield Pro - Lifetime$19.99

Questions

Is Timer free?
Timer is free to download, with in-app purchases available.
Is Math Shield free?
Math Shield is free to download, with in-app purchases available.
Do Timer or Math Shield have ads?
Neither Timer nor Math Shield shows ads.
Which is updated more often, Timer or Math Shield?
Timer ships an update every 5 days, and Math Shield every 2 days. Most recently, Timer was updated on September 20, 2026 and Math Shield on September 20, 2026.

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