# SkyTower Challenge vs Tower's Blocks

The clearest difference is iOS requirement: SkyTower Challenge at 15.0 against Tower's Blocks's 18.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SkyTower Challenge ships an update every 2 weeks, Tower's Blocks fortnightly. The most recent releases landed on October 20, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SkyTower Challenge | Tower's Blocks |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Size | 171 MB | 17 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Takuma Takahashi](https://appshunter.io/developer/1704744113) | [MIRKO MONTANARI](https://appshunter.io/developer/1839186446) |

## What reviewers say

### SkyTower Challenge

[App page](https://appshunter.io/ios/app/skytower-challenge/id6464111672)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tower's Blocks

[App page](https://appshunter.io/ios/app/towers-blocks/id6752489322)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SkyTower Challenge free?

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

### Is Tower's Blocks free?

Tower's Blocks is free to download, with no in-app purchases.

### Do SkyTower Challenge or Tower's Blocks have ads?

Both SkyTower Challenge and Tower's Blocks show ads.

### Which is updated more often, SkyTower Challenge or Tower's Blocks?

SkyTower Challenge ships an update every 2 weeks, and Tower's Blocks fortnightly. Most recently, SkyTower Challenge was updated on October 20, 2026 and Tower's Blocks on October 10, 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.*