# Pigeon Drop vs Sand Trace

The clearest difference is ads: Pigeon Drop at none against Sand Trace's shown. Pigeon Drop also leads on iOS requirement (9.0 vs 13.0). On price, update cadence, 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.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 6, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Pigeon Drop | Sand Trace |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | Fortnightly |
| Size | 166 MB | 22 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Anthony Gillen](https://appshunter.io/developer/1255305457) | [HSIANG-YU HUANG](https://appshunter.io/developer/1155900519) |

## What reviewers say

### Pigeon Drop

[App page](https://appshunter.io/ios/app/pigeon-drop/id1487391654)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sand Trace

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pigeon Drop free?

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

### Is Sand Trace free?

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

### Do Pigeon Drop or Sand Trace have ads?

Sand Trace shows ads; Pigeon Drop does not.

### Which is updated more often, Pigeon Drop or Sand Trace?

Pigeon Drop ships an update fortnightly, and Sand Trace fortnightly. Most recently, Pigeon Drop was updated on October 6, 2026 and Sand Trace on October 19, 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.*