# Stratosphere vs Kaiju Attack 2

The clearest difference is price: Stratosphere at Free against Kaiju Attack 2's $2.99. Kaiju Attack 2's advantage is update cadence (every 13 months vs every 38 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Stratosphere is free to download; Kaiju Attack 2 costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Stratosphere ships an update every 38 months, Kaiju Attack 2 every 13 months. Both last shipped on September 19, 2026.

## The numbers

| Metric | Stratosphere | Kaiju Attack 2 |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | — | **[4.5 (56 ratings)](https://appshunter.io/ios/app/kaiju-attack-2/id6480058345/reviews)** |
| Number of ratings | — | **56** |
| Positive reviews | — | 76.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 13 months** |
| Monetization | — | Free |
| Size | 20 MB | 154 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Eweguo AB](https://appshunter.io/developer/305628259) | [GUAN LING WU](https://appshunter.io/developer/517689895) |

## What reviewers say

### Stratosphere

[App page](https://appshunter.io/ios/app/stratosphere-gravity-rush/id1369898181)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kaiju Attack 2

[App page](https://appshunter.io/ios/app/kaiju-attack-2/id6480058345)

Lead Earth's defense against a renewed alien invasion. Command powerful secret weapons and face intelligent alien bosses in this intense sequel. Your strategic decisions will determine humanity's fate.

**Highlights:** Faster-paced gameplay, New currency tiles, Deploy multiple secret weapons, Nine new alien bosses, Eight new secret weapons, Super robots with splitting/combining abilities

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

**In-app purchases:** none

**What reviewers like**

- 🎮 Fun and addictive gameplay
- 🔍 Unique and engaging match-3 puzzle mechanics
- 🌟 Consistent quality from the developer
- ⏱️ Perfect time-killer game
- 🆕 Improved upon the first game

**What reviewers complain about**

- 🤔 Lack of clear instructions and tutorials
- 🎲 Heavy reliance on RNG and randomness
- 💰 Expensive upgrades with minor benefits
- 🤯 Unpredictable enemy attacks disrupting strategy
- 🔍 Minimal depth and strategy


## Frequently asked questions

### Is Stratosphere free?

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

### Is Kaiju Attack 2 free?

Kaiju Attack 2 costs $2.99, with no in-app purchases.

### Do Stratosphere or Kaiju Attack 2 have ads?

Neither Stratosphere nor Kaiju Attack 2 shows ads.

### Which is updated more often, Stratosphere or Kaiju Attack 2?

Stratosphere ships an update every 38 months, and Kaiju Attack 2 every 13 months. Most recently, Stratosphere was updated on September 19, 2026 and Kaiju Attack 2 on September 19, 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.*