# PlayWithClock vs 学習時間積算計

The clearest difference is rating: 学習時間積算計 at 5.0 against PlayWithClock's 4.4. 学習時間積算計 also leads on ads (none vs shown) and iOS requirement (12.0 vs 14.0). PlayWithClock's advantage is update cadence (every 6 weeks vs every 51 months) and ratings volume (16 vs 1). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

学習時間積算計 holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: PlayWithClock has 16 ratings behind it against 1, so its average is the more settled of the two.

PlayWithClock ships an update every 6 weeks, 学習時間積算計 every 51 months. The most recent releases landed on September 26, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | PlayWithClock | 学習時間積算計 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (16 ratings)](https://appshunter.io/ios/app/playwithclock/id557615128/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1443708258/reviews)** |
| Number of ratings | **16** | 1 |
| Positive reviews | 81.8% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 51 months |
| Monetization | Ad-supported | — |
| Size | 127 MB | 108 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Akiyo Imanaka](https://appshunter.io/developer/978044107) | [masaki murayama](https://appshunter.io/developer/1275927862) |

## What reviewers say

### PlayWithClock

[App page](https://appshunter.io/ios/app/playwithclock/id557615128)

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.

**Highlights:** 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

**Features:** Vision Pro support

**In-app purchases:** none


### 学習時間積算計

[App page](https://appshunter.io/ios/app/id1443708258)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PlayWithClock free?

PlayWithClock is free to download, with no in-app purchases.

### Is 学習時間積算計 free?

学習時間積算計 is free to download, with no in-app purchases.

### Which has better reviews, PlayWithClock or 学習時間積算計?

学習時間積算計 is rated higher. PlayWithClock averages 4.4 out of 5 from 16 ratings, while 学習時間積算計 averages 5.0 from 1 ratings.

### Do PlayWithClock or 学習時間積算計 have ads?

PlayWithClock shows ads; 学習時間積算計 does not.

### Which is updated more often, PlayWithClock or 学習時間積算計?

PlayWithClock ships an update every 6 weeks, and 学習時間積算計 every 51 months. Most recently, PlayWithClock was updated on September 26, 2026 and 学習時間積算計 on June 1, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*