# Microbe Explorer vs Contagious Mayhem

The clearest difference is ads: Contagious Mayhem at none against Microbe Explorer's shown. Microbe Explorer's advantage is update cadence (every 4 weeks vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Microbe Explorer ships an update every 4 weeks, Contagious Mayhem every 2 months. Both last shipped on October 1, 2026.

## The numbers

| Metric | Microbe Explorer | Contagious Mayhem |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Size | 126 MB | 147 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Adknown](https://appshunter.io/developer/1243054661) | [Satakunnan Ammattikorkeakoulu Oy](https://appshunter.io/developer/1607646667) |

## What reviewers say

### Microbe Explorer

[App page](https://appshunter.io/ios/app/microbe-explorer/id1636308114)

**In-app purchases:** none


### Contagious Mayhem

[App page](https://appshunter.io/ios/app/contagious-mayhem/id6472609324)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Microbe Explorer free?

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

### Is Contagious Mayhem free?

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

### Do Microbe Explorer or Contagious Mayhem have ads?

Microbe Explorer shows ads; Contagious Mayhem does not.

### Which is updated more often, Microbe Explorer or Contagious Mayhem?

Microbe Explorer ships an update every 4 weeks, and Contagious Mayhem every 2 months. Most recently, Microbe Explorer was updated on October 1, 2026 and Contagious Mayhem on October 1, 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.*