# Splash Block vs Stack 101 Tower

The clearest difference is in-app purchases: Stack 101 Tower at none against Splash Block's 1. Stack 101 Tower also leads on iOS requirement (12.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

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

Splash Block ships an update every 4 days, Stack 101 Tower every 5 days. The most recent releases landed on October 20, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Splash Block | Stack 101 Tower |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Every 5 days |
| Size | 54 MB | 54 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Raphael G A de Ia Vienne](https://appshunter.io/developer/1735700961) | [ZHENG YU-XIANG](https://appshunter.io/developer/1863257025) |

## What reviewers say

### Splash Block

[App page](https://appshunter.io/ios/app/splash-block-match-and-combo/id6757606795)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Splash Block Pro | $3.99 | 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 Splash Block free?

Splash Block 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 Splash Block or Stack 101 Tower have ads?

Both Splash Block and Stack 101 Tower show ads.

### Which is updated more often, Splash Block or Stack 101 Tower?

Splash Block ships an update every 4 days, and Stack 101 Tower every 5 days. Most recently, Splash Block was updated on October 20, 2026 and Stack 101 Tower on October 18, 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.*