# Omega Protocol vs The UnderGrowth

The clearest difference is in-app purchases: Omega Protocol at none against The UnderGrowth's 2. Omega Protocol also leads on ads (none vs shown). The UnderGrowth's advantage is update cadence (every 5 days vs every 2 weeks) and iOS requirement (13.0 vs 16.4). On price and device support there is nothing between them.

Both are free to download. The UnderGrowth sells 2 one-off in-app purchases. Omega Protocol asks for nothing beyond the download.

Omega Protocol ships an update every 2 weeks, The UnderGrowth every 5 days. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Omega Protocol | The UnderGrowth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (8 ratings)](https://appshunter.io/ios/app/omega-protocol/id6757759063/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free | — |
| Size | 43 MB | 26 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Zona de Ficción](https://appshunter.io/developer/1790295087) | [Ehren Davis](https://appshunter.io/developer/1808781309) |

## What reviewers say

### Omega Protocol

[App page](https://appshunter.io/ios/app/omega-protocol/id6757759063)

An emergency AI tasked with reversing universal heat death and restarting the Big Bang. You must generate heat, build a cosmic factory, and use the remnants of past civilizations as fuel to power the Omega Engine.

**Highlights:** Reverse universal heat death, Restart the Big Bang, Generate initial heat, Build a cosmic factory, Dismantle past civilizations, Use memories as fuel

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

**In-app purchases:** none


### The UnderGrowth

[App page](https://appshunter.io/ios/app/the-undergrowth/id6759311061)

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10× Click Power | $0.99 | one-time |
| 2× Production Boost | $0.99 | one-time |


## Frequently asked questions

### Is Omega Protocol free?

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

### Is The UnderGrowth free?

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

### Do Omega Protocol or The UnderGrowth have ads?

The UnderGrowth shows ads; Omega Protocol does not.

### Which is updated more often, Omega Protocol or The UnderGrowth?

Omega Protocol ships an update every 2 weeks, and The UnderGrowth every 5 days. Most recently, Omega Protocol was updated on October 23, 2026 and The UnderGrowth on October 25, 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.*