# Challenge Road Block Sky 3d vs Stacky!

The clearest difference is iOS requirement: Challenge Road Block Sky 3d at 10.0 against Stacky!'s 15.0. 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.

Challenge Road Block Sky 3d ships an update every 3 weeks, Stacky! monthly. The most recent releases landed on October 8, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Challenge Road Block Sky 3d | Stacky! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/challenge-road-block-sky-3d/id1552624261/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Ad-supported | — |
| Size | 52 MB | 5 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Trevor Kamhunga](https://appshunter.io/developer/1444171188) | [Yusuf Can Dogru](https://appshunter.io/developer/1871695242) |

## What reviewers say

### Challenge Road Block Sky 3d

[App page](https://appshunter.io/ios/app/challenge-road-block-sky-3d/id1552624261)

Navigate challenging skyscraper levels by building ladders and skipping blocks. This game offers over 100 levels with engaging graphics and sound. Experience thrilling stunt racing modes that will keep you on the edge of your seat.

**Highlights:** Over 100 levels, Ladder building gameplay, Block skipping mechanics, Amazing graphics and sound, Stunt racing modes

**Features:** Vision Pro support

**In-app purchases:** none


### Stacky!

[App page](https://appshunter.io/ios/app/stacky-block-blast/id6762593120)

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

**In-app purchases:** none


## Frequently asked questions

### Is Challenge Road Block Sky 3d free?

Challenge Road Block Sky 3d is free to download, with no in-app purchases.

### Is Stacky! free?

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

### Do Challenge Road Block Sky 3d or Stacky! have ads?

Both Challenge Road Block Sky 3d and Stacky! show ads.

### Which is updated more often, Challenge Road Block Sky 3d or Stacky!?

Challenge Road Block Sky 3d ships an update every 3 weeks, and Stacky! monthly. Most recently, Challenge Road Block Sky 3d was updated on October 8, 2026 and Stacky! 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.*