# Invaders Retro vs Galactic Force X Ultimate

The clearest difference is price: Galactic Force X Ultimate at Free against Invaders Retro's $0.99. Galactic Force X Ultimate also leads on iOS requirement (12.2 vs 14.2). Invaders Retro's advantage is in-app purchases (none vs 1) and update cadence (weekly vs every 2 months). On review sentiment, ads and device support there is nothing between them.

Galactic Force X Ultimate is free to download; Invaders Retro costs $0.99 up front. Galactic Force X Ultimate sells 1 one-off in-app purchase. Invaders Retro asks for nothing beyond the download.

Invaders Retro ships an update weekly, Galactic Force X Ultimate every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Invaders Retro | Galactic Force X Ultimate |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/galactic-force-x-ultimate/id6754830290/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#200** | — |
| Size | 3 MB | 269 MB |
| Requires iOS | 14.2 | **12.2** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Justin Ngan](https://appshunter.io/developer/1467305957) | [AAVV CORP](https://appshunter.io/developer/1732132801) |

## What reviewers say

### Invaders Retro

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

**Currently charting:** #200 Top Paid · Casual (US App Store)

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


### Galactic Force X Ultimate

[App page](https://appshunter.io/ios/app/galactic-force-x-ultimate/id6754830290)

Pilot the last starship in this explosive 2D space shooter. Engage in fast-paced battles, upgrade weapons, and unleash devastating attacks against cosmic enemies and massive warships. Experience pure arcade action with stunning visuals and immersive sound.

**Highlights:** Intense space combat, Dynamic bosses and enemy formations, Weapon and power-up upgrades, Touchscreen, keyboard, and gamepad support, Ad-free experience, Immersive sound and music

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Infinite Missiles | $0.99 | one-time |


## Frequently asked questions

### Is Invaders Retro free?

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

### Is Galactic Force X Ultimate free?

Galactic Force X Ultimate is free to download, with in-app purchases available.

### Do Invaders Retro or Galactic Force X Ultimate have ads?

Neither Invaders Retro nor Galactic Force X Ultimate shows ads.

### Which is updated more often, Invaders Retro or Galactic Force X Ultimate?

Invaders Retro ships an update weekly, and Galactic Force X Ultimate every 2 months. Most recently, Invaders Retro was updated on November 3, 2026 and Galactic Force X Ultimate on October 30, 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.*