# PlayClock3D vs Smart Clocks

The clearest difference is rating: Smart Clocks at 5.0 against PlayClock3D's 4.4. Smart Clocks also leads on ads (none vs shown) and monetization model (free vs ad-supported). PlayClock3D's advantage is ratings volume (31 vs 1). On price, update cadence, 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.

Smart Clocks holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: PlayClock3D has 31 ratings behind it against 1, so its average is the more settled of the two.

PlayClock3D ships an update monthly, Smart Clocks every 4 weeks. The most recent releases landed on September 21, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | PlayClock3D | Smart Clocks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (31 ratings)](https://appshunter.io/ios/app/playclock3d/id1256501303/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smart-clocks/id6608968019/reviews)** |
| Number of ratings | **31** | 1 |
| Positive reviews | 73.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 4 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 272 MB | 86 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Akiyo Imanaka](https://appshunter.io/developer/978044107) | [Yan Xu](https://appshunter.io/developer/1503643654) |

## What reviewers say

### PlayClock3D

[App page](https://appshunter.io/ios/app/playclock3d/id1256501303)

Learn to tell time with an interactive 3D clock. Manipulate clock hands, hear the time spoken in English or Japanese, and explore fun animations and weather changes. Recommended for high-performance devices.

**Highlights:** Manipulate clock hands, Hear spoken time in English/Japanese, Interactive character animations, Changeable weather effects, 3D graphics

**Features:** Vision Pro support

**In-app purchases:** none


### Smart Clocks

[App page](https://appshunter.io/ios/app/smart-clocks/id6608968019)

This educational app helps children learn about clocks and time through interactive exercises. It features engaging activities for practicing time-telling, writing, and understanding time intervals with voice and text instructions.

**Highlights:** Observe time changes with interactive hands, Practice writing time from clock indications, Draw clock hands from digital displays, Calculate time before or after a given period, Determine time between two clock indications, Text and voice instructions for all modules, Animation demonstrations of clocks

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PlayClock3D free?

PlayClock3D is free to download, with no in-app purchases.

### Is Smart Clocks free?

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

### Which has better reviews, PlayClock3D or Smart Clocks?

Smart Clocks is rated higher. PlayClock3D averages 4.4 out of 5 from 31 ratings, while Smart Clocks averages 5.0 from 1 ratings.

### Do PlayClock3D or Smart Clocks have ads?

PlayClock3D shows ads; Smart Clocks does not.

### Which is updated more often, PlayClock3D or Smart Clocks?

PlayClock3D ships an update monthly, and Smart Clocks every 4 weeks. Most recently, PlayClock3D was updated on September 21, 2026 and Smart Clocks on June 5, 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.*