# SmartClock vs Twinkle Clock

The clearest difference is in-app purchases: SmartClock at none against Twinkle Clock's 1. SmartClock also leads on iOS requirement (9.0 vs 17.0). Twinkle Clock's advantage is device support (4 vs 2). On price and ads there is nothing between them.

Both are free to download. Twinkle Clock sells 1 one-off in-app purchase. SmartClock asks for nothing beyond the download.

## The numbers

| Metric | SmartClock | Twinkle Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Size | 13 MB | 23 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [ShenZhen Lenze Technology Co,.Ltd.](https://appshunter.io/developer/1190864538) | [Hiroyasu Hirai](https://appshunter.io/developer/455568461) |

## What reviewers say

### SmartClock

[App page](https://appshunter.io/ios/app/smartclock/id1487398624)

**Features:** macOS Compatibility

**In-app purchases:** none


### Twinkle Clock

[App page](https://appshunter.io/ios/app/twinkle-clock/id6467501688)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Twinkle Clock Pro | $24.99 | one-time |


## Frequently asked questions

### Is SmartClock free?

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

### Is Twinkle Clock free?

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

### Do SmartClock or Twinkle Clock have ads?

Neither SmartClock nor Twinkle Clock shows ads.

---

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