# Space Clash Strategy vs Operation

The clearest difference is in-app purchases: Operation at none against Space Clash Strategy's 9. Operation also leads on ads (none vs shown) and update cadence (daily vs every 4 days). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Space Clash Strategy sells 9 in-app purchases, starting at $19.99 per month. Operation asks for nothing beyond the download.

Space Clash Strategy ships an update every 4 days, Operation daily. The most recent releases landed on October 14, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Space Clash Strategy | Operation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (23 ratings)](https://appshunter.io/ios/app/space-clash-strategy/id6504572983/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | **Daily** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 1014 MB | 12 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Azamat Esenamanov](https://appshunter.io/developer/1731865009) | [Boris Kravchenko](https://appshunter.io/developer/1700260082) |

## What reviewers say

### Space Clash Strategy

[App page](https://appshunter.io/ios/app/space-clash-strategy/id6504572983)

Engage in a competitive sci-fi MMORTS experience focused on galactic conquest. Manage fleets, gather resources, and wage tactical warfare in real-time space battles. Forge alliances and build a vast empire to dominate the cosmos.

**Highlights:** Galactic conquest, Fleet management, Resource gathering, Tactical warfare, Real-time space battles, Alliance building

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Astra Pass | $19.99 | per month |
| Stellar Pass | $99.99 | per month |
| 200 Crystals | $1.99 | one-time |
| 500 Crystals | $4.99 | one-time |
| 1000 Crystals | $9.99 | one-time |
| Tactical Kit | $19.99 | one-time |
| 3500 Crystals | $29.99 | one-time |
| 6500 Crystals | $49.99 | one-time |
| 16000 Crystals | $99.99 | one-time |


### Operation

[App page](https://appshunter.io/ios/app/operation-invaders-from-space/id6738130147)

Pilot a spaceship to defend Earth from an alien invasion. Dodge enemy ships, collect star dust for points, and use onboard weapons to defeat the xenomorphs and save humanity.

**Highlights:** Spaceship combat, Alien invasion defense, Dodge enemy ships, Collect star dust, Use onboard weapons

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Space Clash Strategy free?

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

### Is Operation free?

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

### Do Space Clash Strategy or Operation have ads?

Space Clash Strategy shows ads; Operation does not.

### Which is updated more often, Space Clash Strategy or Operation?

Space Clash Strategy ships an update every 4 days, and Operation daily. Most recently, Space Clash Strategy was updated on October 14, 2026 and Operation on October 16, 2026.

---

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