# Sand Trace vs 攻城戦～投石器VS城壁

Sand Trace and 攻城戦～投石器VS城壁 are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | Sand Trace | 攻城戦～投石器VS城壁 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | — |
| Size | 22 MB | 95 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [HSIANG-YU HUANG](https://appshunter.io/developer/1155900519) | [Tyami Production](https://appshunter.io/developer/1880239719) |

## What reviewers say

### Sand Trace

[App page](https://appshunter.io/ios/app/sand-trace-pixel-physics-sim/id6759260956)

**Features:** macOS Compatibility

**In-app purchases:** none


### 攻城戦～投石器VS城壁

[App page](https://appshunter.io/ios/app/vs/id6760925912)

**In-app purchases:** none


## Frequently asked questions

### Is Sand Trace free?

Sand Trace is free to download, with no in-app purchases.

### Is 攻城戦～投石器VS城壁 free?

攻城戦～投石器VS城壁 is free to download, with no in-app purchases.

### Do Sand Trace or 攻城戦～投石器VS城壁 have ads?

Both Sand Trace and 攻城戦～投石器VS城壁 show 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.*