# Wormhole Invaders vs Space

The clearest difference is in-app purchases: Space at none against Wormhole Invaders's 1. Space also leads on ads (none vs shown) and rating (5.0 vs 4.7). On price, review sentiment, ratings volume and update cadence there is nothing between them.

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

Space holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Wormhole Invaders ships an update every 3 months, Space every 2 months. The most recent releases landed on October 22, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Wormhole Invaders | Space |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (3 ratings)](https://appshunter.io/ios/app/wormhole-invaders-shootem-up/id929594988/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/space-defender-xtreme/id1446184263/reviews)** |
| Number of ratings | 3 | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 67 MB | 64 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Henrique Silva](https://appshunter.io/developer/492945915) | [Scratchmark Ltd](https://appshunter.io/developer/1446184262) |

## What reviewers say

### Wormhole Invaders

[App page](https://appshunter.io/ios/app/wormhole-invaders-shootem-up/id929594988)

Experience a fast-paced, 3D arcade shooter inspired by classic 80s games. Fight alien invaders with innovative gameplay, HD visuals, and a variety of modes. Upgrade weapons and blast through enemies in this challenging reflex-testing adventure.

**Highlights:** Campaign mode, Survival mode, Innovative gameplay, HD visuals, Weapon upgrades, Boss fights, Leaderboards

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $0.99 | one-time |


### 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


## Frequently asked questions

### Is Wormhole Invaders free?

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

### Is Space free?

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

### Which has better reviews, Wormhole Invaders or Space?

Space is rated higher. Wormhole Invaders averages 4.7 out of 5 from 3 ratings, while Space averages 5.0 from 3 ratings.

### Do Wormhole Invaders or Space have ads?

Wormhole Invaders shows ads; Space does not.

### Which is updated more often, Wormhole Invaders or Space?

Wormhole Invaders ships an update every 3 months, and Space every 2 months. Most recently, Wormhole Invaders was updated on October 22, 2026 and Space on October 29, 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.*