# Skyscraper 4D vs Mnemonic Game

The clearest difference is in-app purchases: Mnemonic Game at none against Skyscraper 4D's 17. Mnemonic Game also leads on iOS requirement (9.0 vs 14.0). On price, ads and device support there is nothing between them.

Both are free to download. Skyscraper 4D sells 16 one-off in-app purchases. Mnemonic Game asks for nothing beyond the download.

## The numbers

| Metric | Skyscraper 4D | Mnemonic Game |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (1.1K ratings)](https://appshunter.io/ios/app/skyscraper-4d/id1356059529/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | 69.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 798 MB | 44 MB |
| Requires iOS | 14.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Skyscraper 4D LLC](https://appshunter.io/developer/1356059528) | [JIE WANG](https://appshunter.io/developer/1119473827) |

## What reviewers say

### Skyscraper 4D

[App page](https://appshunter.io/ios/app/skyscraper-4d/id1356059529)

Design and construct complex, realistic skyscrapers in an open-world sandbox. Take on the roles of architect, engineer, and developer to build your real estate empire. Enjoy total design control, from building shape to interior details, with automated tedious tasks.

**Highlights:** Open world sandbox construction, Total design control over building aspects, Intuitive floorplan and mirroring tools, Bézier curves for unique shapes, Structural and economic realism, Helpful warning indicators for design issues

**Features:** Vision Pro support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Platinum VIP Experience | $0.99 | one-time |
| Platinum VIP Experience | $1.99 | one-time |
| Ultimate Experience | $1.99 | one-time |
| Platinum VIP Experience | $2.99 | one-time |
| Enhanced Experience | $2.99 | one-time |
| Premium Experience | $3.99 | one-time |
| Platinum VIP Experience | $4.99 | one-time |
| Premium Experience | $4.99 | one-time |
| Ultimate Experience | $4.99 | one-time |
| Enhanced Experience | $5.99 | one-time |
| Premium Experience | $7.99 | one-time |
| Platinum VIP Experience | $9.99 | one-time |
| Ultimate Experience | $9.99 | one-time |
| Enhanced Experience | $9.99 | one-time |
| Premium Experience | $14.99 | one-time |
| Ultimate Experience | $19.99 | one-time |

**What reviewers like**

- 🚀 Smooth and intuitive controls
- 🔒 No ads or in-app purchases
- 👍 Relaxing and creative experience
- 👍 Impressive level of detail and customization
- 👍 Helpful tutorial and responsive developers

**What reviewers complain about**

- 🐛 Frequent crashes and performance issues
- 🔒 Restrictive free version, premium features too expensive
- 🔒 Unstable purchases and restore issues
- 🔒 Lack of basic features in free version (curves, more floors)
- 👎 Clunky camera controls and navigation

**Reported bugs**

- Inability to create new cities or access existing ones
- Disappearing building elements and items
- Inconsistent performance and frequent crashes
- Restore purchases feature not working as expected

**Requested features**

- Add more building materials, textures, and furniture options
- Implement a day/night cycle and weather effects
- Include traffic, pedestrians, and other city life elements
- Allow for curved/slanted walls and roofs
- Provide a true sandbox mode with unlimited resources


### Mnemonic Game

[App page](https://appshunter.io/ios/app/mnemonic-game/id1521357691)

**In-app purchases:** none


## Frequently asked questions

### Is Skyscraper 4D free?

Skyscraper 4D is free to download, with in-app purchases available.

### Is Mnemonic Game free?

Mnemonic Game is free to download, with no in-app purchases.

### Do Skyscraper 4D or Mnemonic Game have ads?

Neither Skyscraper 4D nor Mnemonic Game shows ads.

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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.*