PlayWithClock vs 小算盤
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PlayWithClock
An interactive clock application designed to help users learn to tell time. It allows manipulation of clock hands, provides spoken time in English and Japanese, and offers time-telling challenges. Users can even record their own voices for spoken time.
- Manipulate clock hands
- Listen to spoken time (English/Japanese)
- Time-telling challenges
- Record custom voice for time
- Switch between English and Japanese
- Customizable clock parts and colors
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An analog clock app to rotate the hands and see and hear the time. Try clock questions, record your voice to speak the time, switch Japanese and English display and audio, repeat the time at intervals, check X minutes before or after, and customize clock parts and colors. Reading analog clocks can help develop math skills. Enjoy it in your free time. Thank you for more than 1 million downloads (iOS only)!
小算盤
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模擬真實算盤的電子工具，設有進位及退位功能，讓學生更能了解算盤運作。另設有匯出功能，方便同學及老師用作製圖之用。 「現代教育研究社」研發了一系列教學工具及趣味App，以協助老師於課堂中進行建構數學概念的活動，同時也可讓學生在家中作自學之用。
Screenshots
Verdict
The clearest difference is ads: 小算盤 at none against PlayWithClock's shown. 小算盤 also leads on iOS requirement (6.0 vs 14.0). PlayWithClock's advantage is update cadence (every 6 weeks vs every 36 months). On price, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
PlayWithClock ships an update every 6 weeks, 小算盤 every 36 months. The most recent releases landed on October 24, 2026 and October 3, 2026 respectively.
| Parameter | PlayWithClock | 小算盤 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (16 ratings) — better | — |
| Positive reviews | 81.8% of reviews | — |
| Number of ratings | 16 — better | — |
| Update frequency | Every 6 weeks — better | Every 36 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 14.0 | 6.0 — better |
| Further details — not scored | ||
| Size | 127 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Akiyo Imanaka | Modern Educational Research Society, LTD |
In-app purchases
PlayWithClock
No in-app purchases
小算盤
No in-app purchases
Questions
Is PlayWithClock free?
Is 小算盤 free?
Do PlayWithClock or 小算盤 have ads?
Which is updated more often, PlayWithClock or 小算盤?
Other comparisons
