# Alien Shooter World vs Gravity Defied Classic

The clearest difference is rating: Alien Shooter World at 4.7 against Gravity Defied Classic's 3.6. Alien Shooter World also leads on review sentiment (88% vs 53%) and ratings volume (1.1K vs 33). Gravity Defied Classic's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.0). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Alien Shooter World sells 10 one-off in-app purchases and Gravity Defied Classic sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Alien Shooter World holds the better App Store score, 4.7 against 3.6. That said, the two scores are not equally well evidenced: Alien Shooter World has 1.1K ratings behind it against 33, so its average is the more settled of the two. Written reviews point the same way: 88% of Alien Shooter World's written reviews are positive against 53% of Gravity Defied Classic's.

Alien Shooter World ships an update every 6 weeks, Gravity Defied Classic every 5 weeks. Both last shipped on November 6, 2026.

## The numbers

| Metric | Alien Shooter World | Gravity Defied Classic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/alien-shooter-world/id657397940/reviews)** | [3.6 (33 ratings)](https://appshunter.io/ios/app/gravity-defied-classic/id1121395217/reviews) |
| Number of ratings | **1.1K** | 33 |
| Positive reviews | **87.9% of reviews** | 53.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 804 MB | 17 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [SIGMA TEAM COMPANY LIMITED](https://appshunter.io/developer/1764263539) | [David Davidov](https://appshunter.io/developer/1121395216) |

## What reviewers say

### Alien Shooter World

[App page](https://appshunter.io/ios/app/alien-shooter-world/id657397940)

Embark on an epic adventure to save the world from alien hordes in this action-packed shooter. Team up with friends in co-op mode or go solo, customizing your loadout with a vast array of weapons and armor. Explore diverse arenas, battle unique bosses, and unlock powerful gear.

**Highlights:** Co-op multiplayer mode, Customizable weapon and armor system, Multiple mission types and difficulty levels, Unique bosses and special enemies, Offline play capability, Character progression with skills

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 power generators | $0.99 | one-time |
| Elite marines set | $0.99 | one-time |
| Tiny coins pack | $2.99 | one-time |
| Supply of power units | $2.99 | one-time |
| 600 power generators | $4.99 | one-time |
| Small coins pack | $6.99 | one-time |
| 1500 power generators | $9.99 | one-time |
| Middle coins pack | $14.99 | one-time |
| Capital of an aliens hunter | $17.99 | one-time |
| 3300 power generators | $19.99 | one-time |

**What reviewers like**

- 👍 Nostalgic and classic gameplay
- 🚀 Smooth and responsive controls
- 💎 High-quality graphics and visuals
- 🎮 Engaging and addictive shooting mechanics
- ⭐ Excellent replayability and longevity

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 🔁 Repetitive mission structure
- 💰 Aggressive monetization and in-app purchases
- 🔌 Concerns about battery drain and performance issues

**Reported bugs**

- Inventory and upgrade systems not working as intended
- Crashes and freezes on certain device models
- Networking and connectivity problems for online features

**Requested features**

- Expanded level and map selection
- Online multiplayer and co-op modes
- More diverse enemy types and boss battles
- Customization options for weapons and characters
- Offline play and save progress functionality


### Gravity Defied Classic

[App page](https://appshunter.io/ios/app/gravity-defied-classic/id1121395217)

Experience realistic motorcycle trial racing with an iconic game. Navigate challenging obstacle courses, utilizing a robust physics engine for both speed and precision. Solve unique trials with multiple approaches, testing your skills on every level.

**Highlights:** Realistic physics engine, Motorcycle trial racing, Obstacle-ridden courses, Speed and trial challenges, Multiple solution approaches

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ads removing | $0.99 | one-time |
| Hack | $4.99 | one-time |


## Frequently asked questions

### Is Alien Shooter World free?

Alien Shooter World is free to download, with in-app purchases available.

### Is Gravity Defied Classic free?

Gravity Defied Classic is free to download, with in-app purchases available.

### Which has better reviews, Alien Shooter World or Gravity Defied Classic?

Alien Shooter World is rated higher. Alien Shooter World averages 4.7 out of 5 from 1.1K ratings, while Gravity Defied Classic averages 3.6 from 33 ratings.

### Do Alien Shooter World or Gravity Defied Classic have ads?

Alien Shooter World shows ads; Gravity Defied Classic does not.

### Which is updated more often, Alien Shooter World or Gravity Defied Classic?

Alien Shooter World ships an update every 6 weeks, and Gravity Defied Classic every 5 weeks. Most recently, Alien Shooter World was updated on November 6, 2026 and Gravity Defied Classic on November 6, 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.*