Comparison

磨叽时钟 vs KnowClock

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

Head to head
About

磨叽时钟

Features
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磨叽时钟是一个教小朋友认 识时钟的游戏。通过简单有效的方法和生动有趣的声音动画,小朋友能够很快地学会认识时钟。这个应用很容易使用,并且有不同的 难度等级划分。 小朋友能够: 听到报时的声音; 练习把时钟调到正确的位置,并获得有趣的反馈; 由易到难,不断进步; 从趣味的画面和动画中得到 快乐的学习体验。 磨嘰時鐘是一個教小朋友認識時鐘的遊戲。通過簡單有效的方法和生動有趣的聲音動畫,小朋友能夠很 快地學會認識時鐘。這個應用很容易使用,並且有不同的難度等級劃分。 小朋友能夠: 聽到報時的聲音; 練習把時鐘調到正確的位置,並獲得有趣的回饋; 由易到難,不斷進步; 從趣味的畫面和動畫中得到快樂的學習體驗。

About

KnowClock

Features
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KnowClock helps children aged 2-6 learn to read analog clocks and tell time through seven progressive learning levels. Seven progressive learning levels: recognize clock parts, listen to time, match scenes with time, quiz challenge, set clock hands, find the time, calculate duration Chinese Mandarin voice guidance throughout, kid-friendly narration, children can play independently Age-adaptive difficulty: identify parts for ages 2-3, whole-hour recognition for ages 4-5, scene-based reasoning and time calculation for age 6 Parent Center: set usage time lock, review learning progress, manage subscription Parent Gate: math question verification prevents children from accidentally accessing purchases or settings Works offline: no network requests, no ads, no third-party SDKs, no user data collected Kids Category compliant: meets all Apple Kids Category requirements 【Seven Core Game Levels】 Level 1 - Recognize: A friendly clock mascot points to clock parts (hour hand, minute hand, second hand). Voice announces "This is the minute hand." Children tap the correct part for feedback. Includes 20 questions. Level 2 - Listen: Voice announces the current time. Children listen to Clockie speaking the time, then select the correct clock face from 4 candidates. Includes 30 questions, focusing on whole and half hours. Level 3 - Match: Daily scene images (breakfast, going to kindergarten, nap time) shown above. Four clock faces below. Drag or tap to pair each scene with its matching time. Includes 20 questions. Level 4 - Quiz: 10-question comprehensive challenge mixing all three previous level types. 3-life system. Rated 1-3 stars based on time and accuracy. Level 5 - Set the Clock: Children drag the hour and minute hands to position them correctly according to the spoken time. Hands-on practice building time-reading intuition. Includes 6 questions. Level 6 - Find the Time: Children see a written time description and choose the matching clock face from 4 options. Mixes reading-digital and memory-recall styles. Includes 8 questions. Level 7 - Calculate Time: Two clocks show a start and end time. Children calculate the duration between them or figure out the end time by adding a duration. Prepares kids for real-life time problems. Includes 8 questions. 【Parent Features】 - Age group settings (ages 2-3 / 4-5 / age 6) - Single-session time lock (15 / 30 / 60 minutes) - Level unlock status and error review - Restore purchases, privacy policy, contact us 【Who Is This For】 - Children aged 2-6 (to be used under parental guidance) - Parents who want their children to systematically learn clock recognition - Kindergarten teachers (preschool math) 【Contact Us】 If you have any questions or suggestions, please contact the developer through the App Store app page "Contact Developer". Privacy Policy: https://github.com/wangzz/md-doc/blob/main/KnowClock/PRIVACY_POLICY.md Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

磨叽时钟4 screens
KnowClock4 screens

Verdict

The call

The clearest difference is in-app purchases: 磨叽时钟 at none against KnowClock's 3. 磨叽时钟 also leads on iOS requirement (6.0 vs 16.0). KnowClock's advantage is update cadence (every 11 days vs every 42 months). On price, ads and device support 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. KnowClock sells 3 in-app purchases, starting at $0.99 per month. 磨叽时钟 asks for nothing beyond the download.

UpkeepUpdate frequency

磨叽时钟 ships an update every 42 months, KnowClock every 11 days. The most recent releases landed on October 8, 2026 and October 9, 2026 respectively.

Scorecard3 real differences · 4 level
磨叽时钟 versus KnowClock: the parameters behind the verdict, then further details
Parameter磨叽时钟KnowClock
PriceFreeFree
Positive reviews75.0% of reviews—
Update frequencyEvery 42 monthsEvery 11 days — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS6.0 — better16.0
Further details — not scored
Size37 MB8 MB
Age rating4+4+
DeveloperExtransit中周 王

In-app purchases

None

磨叽时钟

No in-app purchases

3 purchases

KnowClock

Subscriptions2
  • 月订阅$0.991 Month
  • 年订阅3 Days trial$1.991 Year
One-time1
  • 终身解锁$2.99

Questions

Is 磨叽时钟 free?
磨叽时钟 is free to download, with no in-app purchases.
Is KnowClock free?
KnowClock is free to download, with in-app purchases available.
Do 磨叽时钟 or KnowClock have ads?
Neither 磨叽时钟 nor KnowClock shows ads.
Which is updated more often, 磨叽时钟 or KnowClock?
磨叽时钟 ships an update every 42 months, and KnowClock every 11 days. Most recently, 磨叽时钟 was updated on October 8, 2026 and KnowClock on October 9, 2026.

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