# Alien Shooter World vs TetraBlockz

The clearest difference is in-app purchases: TetraBlockz at none against Alien Shooter World's 10. TetraBlockz also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Alien Shooter World sells 10 one-off in-app purchases. TetraBlockz asks for nothing beyond the download.

Alien Shooter World ships an update every 6 weeks, TetraBlockz every 3 weeks. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Alien Shooter World | TetraBlockz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/alien-shooter-world/id657397940/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | 87.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 804 MB | 94 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [SIGMA TEAM COMPANY LIMITED](https://appshunter.io/developer/1764263539) | [Sanath Rao](https://appshunter.io/developer/1767997663) |

## 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


### TetraBlockz

[App page](https://appshunter.io/ios/app/tetrablockz/id6756552853)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Alien Shooter World free?

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

### Is TetraBlockz free?

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

### Do Alien Shooter World or TetraBlockz have ads?

Alien Shooter World shows ads; TetraBlockz does not.

### Which is updated more often, Alien Shooter World or TetraBlockz?

Alien Shooter World ships an update every 6 weeks, and TetraBlockz every 3 weeks. Most recently, Alien Shooter World was updated on November 6, 2026 and TetraBlockz 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.*