# Space Force Game vs Train Adventure

The clearest difference is review sentiment: Space Force Game at 100% against Train Adventure's 35%. Space Force Game also leads on ads (none vs shown) and iOS requirement (8.0 vs 15.0). Train Adventure's advantage is in-app purchases (none vs 3). On price, update cadence and device support there is nothing between them.

Both are free to download. Space Force Game sells 3 one-off in-app purchases. Train Adventure asks for nothing beyond the download.

Space Force Game ships an update every 2 months, Train Adventure every 3 months. The most recent releases landed on September 24, 2026 and June 21, 2026 respectively.

## The numbers

| Metric | Space Force Game | Train Adventure |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (43 ratings)](https://appshunter.io/ios/app/train-adventure/id1643468334/reviews)** |
| Number of ratings | — | **43** |
| Positive reviews | **100.0% of reviews** | 35.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 74 MB | 235 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 9+ |
| Developer | [Keneth Walters](https://appshunter.io/developer/1015054370) | [Yso Corp](https://appshunter.io/developer/659815325) |

## What reviewers say

### Space Force Game

[App page](https://appshunter.io/ios/app/space-force-game/id1440515920)

Embark on an action-packed adventure to defend the world from an alien invasion. Pilot your ship, collect resources, and upgrade your fleet to defeat the extraterrestrial threat. Enjoy addictive gameplay with challenging levels and no internet connection required.

**Highlights:** Pilot and buy different ships, Acquire force fields, Engage in levels with enemies and traps, Collect diamonds, Offline play supported

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get 1000 coins & unlock ships | $0.99 | one-time |
| Get 2500 coins & unlock ships | $1.99 | one-time |
| Get 7500 coins & unlock ships | $3.99 | one-time |


### Train Adventure

[App page](https://appshunter.io/ios/app/train-adventure/id1643468334)

Build and upgrade a powerful train to survive zombie waves. Collect resources, reach checkpoints, and explore a post-apocalyptic world. Discover wandering survivors and enhance your ultimate zombie-slaying machine.

**Highlights:** Build and upgrade trains, Collect resources, Defeat zombie waves, Reach checkpoints and cities, Discover wandering survivors

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Space Force Game free?

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

### Is Train Adventure free?

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

### Do Space Force Game or Train Adventure have ads?

Train Adventure shows ads; Space Force Game does not.

### Which is updated more often, Space Force Game or Train Adventure?

Space Force Game ships an update every 2 months, and Train Adventure every 3 months. Most recently, Space Force Game was updated on September 24, 2026 and Train Adventure on June 21, 2026.

---

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