# Evolution vs Physarum

The clearest difference is price: Physarum at Free against Evolution's $1.99. Evolution's advantage is in-app purchases (none vs 6) and update cadence (every 8 days vs every 5 weeks). On review sentiment, ads and device support there is nothing between them.

Physarum is free to download; Evolution costs $1.99 up front. Physarum sells 3 one-off in-app purchases. Evolution asks for nothing beyond the download.

Evolution ships an update every 8 days, Physarum every 5 weeks. The most recent releases landed on September 16, 2026 and August 30, 2026 respectively.

## The numbers

| Metric | Evolution | Physarum |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[4.8 (27 ratings)](https://appshunter.io/ios/app/physarum-slime-mold/id6744574947/reviews)** |
| Number of ratings | — | **27** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 5 weeks |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 10 MB | 32 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Seungwoo Choe](https://appshunter.io/developer/1660506601) | [GEORGY OSTROBROD](https://appshunter.io/developer/1875865758) |

## What reviewers say

### Evolution

[App page](https://appshunter.io/ios/app/evolution-simulator/id6742989088)

Explore a 2D world where creatures evolve through natural selection. This simulator allows you to experiment with settings and observe how genomes influence adaptation. Witness the fascinating process of evolution in action.

**Highlights:** 2D natural selection simulation, Neural network-powered creatures, Genome-defined creature behavior, Experiment with evolutionary settings, Observe creature adaptation

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

**In-app purchases:** none


### Physarum

[App page](https://appshunter.io/ios/app/physarum-slime-mold/id6744574947)

Explore the fascinating emergent behavior of slime molds through a visually rich simulation. Adjust agent parameters, influence growth with intuitive controls, and discover complex, mesmerizing patterns.

**Highlights:** Slime mold behavior simulation, Autonomous agent control, Adjustable agent parameters, Maze solving and network formation, Vibrant color modes, Interactive system manipulation

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small developer tip | $1.99 | one-time |
| Medium developer tip | $3.99 | one-time |
| Big developer tip | $5.99 | one-time |


## Frequently asked questions

### Is Evolution free?

Evolution costs $1.99, with no in-app purchases.

### Is Physarum free?

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

### Do Evolution or Physarum have ads?

Neither Evolution nor Physarum shows ads.

### Which is updated more often, Evolution or Physarum?

Evolution ships an update every 8 days, and Physarum every 5 weeks. Most recently, Evolution was updated on September 16, 2026 and Physarum on August 30, 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.*