# Stop Clock vs Stack 101 Tower

The clearest difference is in-app purchases: Stack 101 Tower at none against Stop Clock's 1. Stop Clock's advantage is ads (none vs shown) and iOS requirement (8.0 vs 12.0). On price and device support there is nothing between them.

Both are free to download. Stop Clock sells 1 one-off in-app purchase. Stack 101 Tower asks for nothing beyond the download.

## The numbers

| Metric | Stop Clock | Stack 101 Tower |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/stop-clock/id1228590859/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | — | Every 5 days |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 54 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dead Cool Apps](https://appshunter.io/developer/1126027413) | [ZHENG YU-XIANG](https://appshunter.io/developer/1863257025) |

## What reviewers say

### Stop Clock

[App page](https://appshunter.io/ios/app/stop-clock/id1228590859)

Test your timing skills in this challenging game where you must tap the screen at the precise moment to stop a clock. With multiple game modes and daily rewards, it offers a fun and addictive experience.

**Highlights:** Precise tap timing mechanics, 8 unique game modes, Daily Spin & Win rewards, Challenging gameplay, Free to download

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |


### Stack 101 Tower

[App page](https://appshunter.io/ios/app/stack-101-tower/id6759484448)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stop Clock free?

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

### Is Stack 101 Tower free?

Stack 101 Tower is free to download, with no in-app purchases.

### Do Stop Clock or Stack 101 Tower have ads?

Stack 101 Tower shows ads; Stop Clock does not.

---

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