# Space Defender vs Sea Drifter

The clearest difference is in-app purchases: Sea Drifter at none against Space Defender's 1. Sea Drifter also leads on ads (none vs shown) and iOS requirement (15.6 vs 26.0). On price and device support there is nothing between them.

Both are free to download. Space Defender sells 1 one-off in-app purchase. Sea Drifter asks for nothing beyond the download.

## The numbers

| Metric | Space Defender | Sea Drifter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | — |
| Size | 38 MB | 66 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Piotr Ozog](https://appshunter.io/developer/548579634) | [ULF SIMON VICTOR ANDERSSON](https://appshunter.io/developer/1859032792) |

## What reviewers say

### Space Defender

[App page](https://appshunter.io/ios/app/space-defender-galactic-war/id6757307496)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Sea Drifter

[App page](https://appshunter.io/ios/app/sea-drifter/id6809220155)

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

**In-app purchases:** none


## Frequently asked questions

### Is Space Defender free?

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

### Is Sea Drifter free?

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

### Do Space Defender or Sea Drifter have ads?

Space Defender shows ads; Sea Drifter does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*