# Marble Flow 3D vs Sheep Stack

The clearest difference is in-app purchases: Marble Flow 3D at none against Sheep Stack's 10. Marble Flow 3D also leads on iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Sheep Stack sells 10 one-off in-app purchases. Marble Flow 3D asks for nothing beyond the download.

## The numbers

| Metric | Marble Flow 3D | Sheep Stack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Size | 183 MB | 302 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ferran ases](https://appshunter.io/developer/1522208276) | [CDT GAMES LIMITED](https://appshunter.io/developer/1845993422) |

## What reviewers say

### Marble Flow 3D

[App page](https://appshunter.io/ios/app/marble-flow-3d/id6790187217)

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

**In-app purchases:** none


### Sheep Stack

[App page](https://appshunter.io/ios/app/sheep-stack-animal-sort/id6801481804)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coin 1 | $1.99 | one-time |
| Fail Offer | $5.99 | one-time |
| Coin 2 | $7.99 | one-time |
| Small Bundle | $9.99 | one-time |
| Coin 3 | $14.99 | one-time |
| Medium Bundle | $19.99 | one-time |
| Coin 4 | $29.99 | one-time |
| Big Bundle | $34.99 | one-time |
| Coin 5 | $54.99 | one-time |
| Coin 6 | $99.99 | one-time |


## Frequently asked questions

### Is Marble Flow 3D free?

Marble Flow 3D is free to download, with no in-app purchases.

### Is Sheep Stack free?

Sheep Stack is free to download, with in-app purchases available.

### Do Marble Flow 3D or Sheep Stack have ads?

Both Marble Flow 3D and Sheep Stack 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.*