# Ninja Mastery vs Space Ducks 2

The clearest difference is in-app purchases: Ninja Mastery at none against Space Ducks 2's 4. Ninja Mastery also leads on ads (none vs shown) and iOS requirement (12.0 vs 14.0). On price and device support there is nothing between them.

Both are free to download. Space Ducks 2 sells 4 one-off in-app purchases. Ninja Mastery asks for nothing beyond the download.

## The numbers

| Metric | Ninja Mastery | Space Ducks 2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/space-ducks-2/id6761355927/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 days |
| Monetization | — | Free with in-app purchases |
| Size | 225 MB | 118 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Andrey Plechun](https://appshunter.io/developer/1381393696) | [Specktronica LLC](https://appshunter.io/developer/1875097192) |

## What reviewers say

### Ninja Mastery

[App page](https://appshunter.io/ios/app/ninja-mastery/id6470206475)

**Features:** macOS Compatibility

**In-app purchases:** none


### Space Ducks 2

[App page](https://appshunter.io/ios/app/space-ducks-2/id6761355927)

Build a vast space empire by growing a duck colony. Tap for resources, launch rockets, mine asteroids, and research technology at your own pace. Enjoy deep progression with stacking upgrades and prestige runs.

**Highlights:** Colony to empire expansion, Deep progression with upgrades, Tech tree research, Multiple visual themes, Offline earnings, Prestige runs

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DNA Vial - 1K | $4.99 | one-time |
| DNA Beaker - 5K | $9.99 | one-time |
| Stockpile License | $9.99 | one-time |
| DNA Lab - 25K | $19.99 | one-time |


## Frequently asked questions

### Is Ninja Mastery free?

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

### Is Space Ducks 2 free?

Space Ducks 2 is free to download, with in-app purchases available.

### Do Ninja Mastery or Space Ducks 2 have ads?

Space Ducks 2 shows ads; Ninja Mastery does not.

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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.*