# Invaders Retro vs Space Blast

The clearest difference is price: Space Blast at Free against Invaders Retro's $0.99. Invaders Retro's advantage is in-app purchases (none vs 4) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Space Blast is free to download; Invaders Retro costs $0.99 up front. Space Blast sells 4 one-off in-app purchases. Invaders Retro asks for nothing beyond the download.

Invaders Retro ships an update weekly, Space Blast every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Invaders Retro | Space Blast |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Paid | — |
| Size | 3 MB | 180 MB |
| Requires iOS | **14.2** | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Justin Ngan](https://appshunter.io/developer/1467305957) | [ClubGamerZone](https://appshunter.io/developer/1822831441) |

## What reviewers say

### Invaders Retro

[App page](https://appshunter.io/ios/app/invaders-retro/id1544672448)

Defend Earth from relentless alien waves in this retro-inspired shooter. Discover hidden scoring mechanics as you battle through increasingly challenging levels to save the planet.

**Highlights:** Alien invasion gameplay, Wave-based challenges, Hidden scoring system, Retro graphics, Planet defense

**Features:** Game Controller support

**In-app purchases:** none


### Space Blast

[App page](https://appshunter.io/ios/app/space-blast-meteor-run/id6779574378)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 500 Gems | $0.99 | one-time |
| 1500 Gems | $1.99 | one-time |
| 1500 Gems and Boosters | $2.99 | one-time |
| Special Ship Bundle | $4.99 | one-time |


## Frequently asked questions

### Is Invaders Retro free?

Invaders Retro costs $0.99, with no in-app purchases.

### Is Space Blast free?

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

### Do Invaders Retro or Space Blast have ads?

Space Blast shows ads; Invaders Retro does not.

### Which is updated more often, Invaders Retro or Space Blast?

Invaders Retro ships an update weekly, and Space Blast every 2 weeks. Most recently, Invaders Retro was updated on October 24, 2026 and Space Blast on October 24, 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.*