# Sand Trace vs Harena

The clearest difference is iOS requirement: Sand Trace at 13.0 against Harena's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Sand Trace | Harena |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | — |
| Size | 22 MB | 84 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HSIANG-YU HUANG](https://appshunter.io/developer/1155900519) | [SATOSHI MAEDA](https://appshunter.io/developer/6781611869) |

## 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


### Harena

[App page](https://appshunter.io/ios/app/harena/id6804989976)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sand Trace free?

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

### Is Harena free?

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

### Do Sand Trace or Harena have ads?

Both Sand Trace and Harena 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.*