# Rainbow Challenge App vs My iGEM

The clearest difference is update cadence: My iGEM at every 2 months against Rainbow Challenge App's every 32 months. Rainbow Challenge App's advantage is iOS requirement (12.0 vs 15.1). On price, ads, 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.

Rainbow Challenge App ships an update every 32 months, My iGEM every 2 months. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Rainbow Challenge App | My iGEM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 2 months** |
| Size | 42 MB | 37 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 12+ |
| Developer | [TOLERANTISKO JAUNIMO ASOCIACIJA](https://appshunter.io/developer/1653302851) | [iGEM Foundation](https://appshunter.io/developer/1821186415) |

## What reviewers say

### Rainbow Challenge App

[App page](https://appshunter.io/ios/app/rainbow-challenge-app/id6444240926)

**Features:** macOS Compatibility

**In-app purchases:** none


### My iGEM

[App page](https://appshunter.io/ios/app/my-igem/id6747386789)

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

**In-app purchases:** none


## Frequently asked questions

### Is Rainbow Challenge App free?

Rainbow Challenge App is free to download, with no in-app purchases.

### Is My iGEM free?

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

### Do Rainbow Challenge App or My iGEM have ads?

Neither Rainbow Challenge App nor My iGEM shows ads.

### Which is updated more often, Rainbow Challenge App or My iGEM?

Rainbow Challenge App ships an update every 32 months, and My iGEM every 2 months. Most recently, Rainbow Challenge App was updated on October 7, 2026 and My iGEM on October 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.*