# Bubble Invasions vs Zom Attack

The clearest difference is in-app purchases: Zom Attack at none against Bubble Invasions's 1. Zom Attack also leads on update cadence (every 11 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Bubble Invasions sells 1 one-off in-app purchase. Zom Attack asks for nothing beyond the download.

Bubble Invasions ships an update every 2 months, Zom Attack every 11 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Bubble Invasions | Zom Attack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (18 ratings)](https://appshunter.io/ios/app/zom-attack/id6470202642/reviews)** |
| Number of ratings | — | **18** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 11 days** |
| Monetization | — | Ad-supported |
| Size | 163 MB | 220 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Diotima Co., Ltd.](https://appshunter.io/developer/1560971589) | [Trendy Buy](https://appshunter.io/developer/1573706830) |

## What reviewers say

### Bubble Invasions

[App page](https://appshunter.io/ios/app/bubble-invasions/id1560971587)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Infinite Energy | $1.99 | one-time |


### Zom Attack

[App page](https://appshunter.io/ios/app/zom-attack/id6470202642)

Guide a growing mob through challenging levels, consuming obstacles and enemies to evolve. Build an unstoppable crowd army to defend your conquered towers against relentless attackers. Conquer new territories and reign supreme.

**Highlights:** Consume and grow your mob, Build a crowd army, Defend against attacks, Conquer new territories, Evolve your mob, Raid castles

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

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Invasions free?

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

### Is Zom Attack free?

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

### Do Bubble Invasions or Zom Attack have ads?

Both Bubble Invasions and Zom Attack show ads.

### Which is updated more often, Bubble Invasions or Zom Attack?

Bubble Invasions ships an update every 2 months, and Zom Attack every 11 days. Most recently, Bubble Invasions was updated on October 24, 2026 and Zom Attack on October 24, 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.*