# Space vs skyfire

The clearest difference is in-app purchases: Space at none against skyfire's 1. Space also leads on rating (5.0 vs 4.8). skyfire's advantage is update cadence (every 4 days vs every 2 months) and iOS requirement (8.0 vs 13.0). On price, review sentiment, ratings volume and ads there is nothing between them.

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

Space holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 3 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Space ships an update every 2 months, skyfire every 4 days. The most recent releases landed on October 19, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Space | skyfire |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/space-defender-xtreme/id1446184263/reviews)** | [4.8 (5 ratings)](https://appshunter.io/ios/app/skyfire-vgame/id1482721783/reviews) |
| Number of ratings | 3 | **5** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 64 MB | 41 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Scratchmark Ltd](https://appshunter.io/developer/1446184262) | [Anh Nguyen](https://appshunter.io/developer/1033029173) |

## What reviewers say

### Space

[App page](https://appshunter.io/ios/app/space-defender-xtreme/id1446184263)

Defend Earth in this retro arcade space shooter against relentless alien invaders. Pilot unique spacecraft, utilize various weapons, and collect power-ups to survive increasingly difficult waves and boss battles. Compete on global leaderboards for the highest score.

**Highlights:** Unique spacecraft with advantages/disadvantages, Varied alien enemy types, Multiple weapon types, Challenging boss levels, Shield, Weapon, and Health power-ups, Global leaderboards

**In-app purchases:** none


### skyfire

[App page](https://appshunter.io/ios/app/skyfire-vgame/id1482721783)

A challenging strategy game designed for intelligent players. It offers a full free experience without mandatory in-app purchases. Only a small percentage of players can conquer all its stages.

**Highlights:** Challenging gameplay, Real strategy game, Fully free to play, No in-app purchases required, Difficult stages

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| unlock all stages | Free | one-time |


## Frequently asked questions

### Is Space free?

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

### Is skyfire free?

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

### Which has better reviews, Space or skyfire?

Space is rated higher. Space averages 5.0 out of 5 from 3 ratings, while skyfire averages 4.8 from 5 ratings.

### Do Space or skyfire have ads?

Neither Space nor skyfire shows ads.

### Which is updated more often, Space or skyfire?

Space ships an update every 2 months, and skyfire every 4 days. Most recently, Space was updated on October 19, 2026 and skyfire on October 21, 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.*