# 20 Girls Clock vs Mirror Clock!!

The clearest difference is price: 20 Girls Clock at Free against Mirror Clock!!'s $2.99. 20 Girls Clock also leads on iOS requirement (12.0 vs 16.1). Mirror Clock!!'s advantage is ads (none vs shown) and update cadence (every 4 days vs fortnightly). On in-app purchases and device support there is nothing between them.

20 Girls Clock is free to download; Mirror Clock!! costs $2.99 up front. 20 Girls Clock sells 1 one-off in-app purchase and Mirror Clock!! sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

20 Girls Clock ships an update fortnightly, Mirror Clock!! every 4 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 20 Girls Clock | Mirror Clock!! |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 4 days** |
| Size | 35 MB | 14 MB |
| Requires iOS | **12.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mihoko Araki](https://appshunter.io/developer/1476136915) | [Tiago Mendes](https://appshunter.io/developer/1235886918) |

## What reviewers say

### 20 Girls Clock

[App page](https://appshunter.io/ios/app/20-girls-clock/id6454934847)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Girls Clock with no ads | $1.99 | one-time |


### Mirror Clock!!

[App page](https://appshunter.io/ios/app/mirror-clock/id6477335037)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| unlock | $0.29 | one-time |


## Frequently asked questions

### Is 20 Girls Clock free?

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

### Is Mirror Clock!! free?

Mirror Clock!! costs $2.99, and also offers in-app purchases.

### Do 20 Girls Clock or Mirror Clock!! have ads?

20 Girls Clock shows ads; Mirror Clock!! does not.

### Which is updated more often, 20 Girls Clock or Mirror Clock!!?

20 Girls Clock ships an update fortnightly, and Mirror Clock!! every 4 days. Most recently, 20 Girls Clock was updated on October 27, 2026 and Mirror 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.*