# Bubble Panic! Tower Defense vs Starzap

The clearest difference is ads: Starzap at none against Bubble Panic! Tower Defense's shown. Starzap also leads on update cadence (weekly vs every 2 months). Bubble Panic! Tower Defense's advantage is iOS requirement (12.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Bubble Panic! Tower Defense ships an update every 2 months, Starzap weekly. Both last shipped on October 27, 2026.

## The numbers

| Metric | Bubble Panic! Tower Defense | Starzap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Weekly** |
| Size | 55 MB | 5 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Gohko Engineering G.K.](https://appshunter.io/developer/1751079228) | [HAMIT UMUT OZBEK](https://appshunter.io/developer/1748735767) |

## What reviewers say

### Bubble Panic! Tower Defense

[App page](https://appshunter.io/ios/app/bubble-panic-tower-defense/id6584514075)

**Features:** macOS Compatibility

**In-app purchases:** none


### Starzap

[App page](https://appshunter.io/ios/app/starzap/id6738638866)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Panic! Tower Defense free?

Bubble Panic! Tower Defense is free to download, with no in-app purchases.

### Is Starzap free?

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

### Do Bubble Panic! Tower Defense or Starzap have ads?

Bubble Panic! Tower Defense shows ads; Starzap does not.

### Which is updated more often, Bubble Panic! Tower Defense or Starzap?

Bubble Panic! Tower Defense ships an update every 2 months, and Starzap weekly. Most recently, Bubble Panic! Tower Defense was updated on October 27, 2026 and Starzap on October 27, 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.*