# Kazarma vs Alien Tower

The clearest difference is ads: Kazarma at none against Alien Tower's shown. Kazarma also leads on update cadence (every 5 days vs every 5 months) and iOS requirement (9.3 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Kazarma sells 4 one-off in-app purchases and Alien Tower sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Kazarma ships an update every 5 days, Alien Tower every 5 months. The most recent releases landed on June 1, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Kazarma | Alien Tower |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/kazarma/id1444657218/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 115 MB | 78 MB |
| Requires iOS | **9.3** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Legal Radiation Team](https://appshunter.io/developer/337265199) | [Laurent Bakowski](https://appshunter.io/developer/1099632510) |

## What reviewers say

### Kazarma

[App page](https://appshunter.io/ios/app/kazarma/id1444657218)

Defend the ancient bridge connecting human colonies from an alien invasion. Pilot various spacecraft, upgrade their capabilities, and navigate procedurally generated stages in this challenging shoot 'em up game.

**Highlights:** Drag to move & shoot controls, 50 procedurally generated stages, Ship upgrades and powers, Unlockable challenge mode, Unlockable ships, Variety of worlds and environments

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 500 coins | $0.99 | one-time |
| 2000 coins | $2.99 | one-time |
| 5000 coins | $5.99 | one-time |
| 15000 coins | $13.99 | one-time |


### Alien Tower

[App page](https://appshunter.io/ios/app/alien-tower/id1590674042)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Aliens ! | $1.99 | one-time |


## Frequently asked questions

### Is Kazarma free?

Kazarma is free to download, with in-app purchases available.

### Is Alien Tower free?

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

### Do Kazarma or Alien Tower have ads?

Alien Tower shows ads; Kazarma does not.

### Which is updated more often, Kazarma or Alien Tower?

Kazarma ships an update every 5 days, and Alien Tower every 5 months. Most recently, Kazarma was updated on June 1, 2026 and Alien Tower on September 22, 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.*