# Clock Challenge vs Kids Clock

The clearest difference is price: Kids Clock at Free against Clock Challenge's $0.99. Kids Clock also leads on update cadence (monthly vs every 15 months). Clock Challenge's advantage is in-app purchases (none vs 1) and iOS requirement (14.2 vs 16.6). On ads and device support there is nothing between them.

Kids Clock is free to download; Clock Challenge costs $0.99 up front. Kids Clock sells 1 one-off in-app purchase. Clock Challenge asks for nothing beyond the download.

Clock Challenge ships an update every 15 months, Kids Clock monthly. The most recent releases landed on October 18, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Clock Challenge | Kids Clock |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Monthly** |
| Size | 59 MB | 18 MB |
| Requires iOS | **14.2** | 16.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Jariya Tuantranont](https://appshunter.io/developer/404509814) | [Keepdev Oy](https://appshunter.io/developer/1653121396) |

## What reviewers say

### Clock Challenge

[App page](https://appshunter.io/ios/app/clock-challenge/id597084739)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Kids Clock

[App page](https://appshunter.io/ios/app/kids-clock-learn-time/id6745412387)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All voice languages | $3.99 | one-time |


## Frequently asked questions

### Is Clock Challenge free?

Clock Challenge costs $0.99, with no in-app purchases.

### Is Kids Clock free?

Kids Clock is free to download, with in-app purchases available.

### Do Clock Challenge or Kids Clock have ads?

Neither Clock Challenge nor Kids Clock shows ads.

### Which is updated more often, Clock Challenge or Kids Clock?

Clock Challenge ships an update every 15 months, and Kids Clock monthly. Most recently, Clock Challenge was updated on October 18, 2026 and Kids Clock on October 25, 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.*