# Stack 101 Tower vs Falling Ball

The clearest difference is in-app purchases: Stack 101 Tower at none against Falling Ball's 3. Stack 101 Tower also leads on iOS requirement (12.0 vs 17.6). Falling Ball's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Falling Ball sells 3 one-off in-app purchases. Stack 101 Tower asks for nothing beyond the download.

## The numbers

| Metric | Stack 101 Tower | Falling Ball |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | — |
| Size | 54 MB | 61 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ZHENG YU-XIANG](https://appshunter.io/developer/1863257025) | [EDUARDO OTTAVIO CHIANELLO CORREIA](https://appshunter.io/developer/6779276824) |

## What reviewers say

### Stack 101 Tower

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Falling Ball

[App page](https://appshunter.io/ios/app/falling-ball-stay-alive/id6779276822)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50 Diamonds | $0.99 | one-time |
| 250 Diamonds | $3.99 | one-time |
| 1000 Diamonds | $9.99 | one-time |


## Frequently asked questions

### Is Stack 101 Tower free?

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

### Is Falling Ball free?

Falling Ball is free to download, with in-app purchases available.

### Do Stack 101 Tower or Falling Ball have ads?

Stack 101 Tower shows ads; Falling Ball does not.

---

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