# BugSim vs Little Quantum App

The clearest difference is update cadence: Little Quantum App at every 2 weeks against BugSim's every 33 months. Little Quantum App also leads on device support (3 vs 1). BugSim's advantage is iOS requirement (12.0 vs 15.0). On price, ads and in-app purchases there is nothing between them.

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

BugSim ships an update every 33 months, Little Quantum App every 2 weeks. The most recent releases landed on September 9, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | BugSim | Little Quantum App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/bugsim/id376219983/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 33 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 1 MB | 169 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mike Wesemann](https://appshunter.io/developer/285807162) | [Ludwig-Maximilians-Universitaet Muenchen](https://appshunter.io/developer/1634377997) |

## What reviewers say

### BugSim

[App page](https://appshunter.io/ios/app/bugsim/id376219983)

Explore Darwinian evolution through a simulation game where virtual bugs learn to survive and hunt bacteria. This educational app is based on a concept from a 1989 Scientific American article.

**Highlights:** Darwinian evolution simulation, Survival of the fittest mechanics, Bugs hunt bacteria, Educational gameplay, Based on Scientific American concept

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

**In-app purchases:** none


### Little Quantum App

[App page](https://appshunter.io/ios/app/little-quantum-app/id6752292817)

**In-app purchases:** none


## Frequently asked questions

### Is BugSim free?

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

### Is Little Quantum App free?

Little Quantum App is free to download, with no in-app purchases.

### Do BugSim or Little Quantum App have ads?

Neither BugSim nor Little Quantum App shows ads.

### Which is updated more often, BugSim or Little Quantum App?

BugSim ships an update every 33 months, and Little Quantum App every 2 weeks. Most recently, BugSim was updated on September 9, 2026 and Little Quantum App on September 12, 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.*