# Darwin's Theory vs Eggsomnia

The clearest difference is update cadence: Eggsomnia at every 4 days against Darwin's Theory's every 2 months. Darwin's Theory's advantage is iOS requirement (6.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Darwin's Theory sells 11 one-off in-app purchases and Eggsomnia sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Darwin's Theory ships an update every 2 months, Eggsomnia every 4 days. The most recent releases landed on October 18, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Darwin's Theory | Eggsomnia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (9 ratings)](https://appshunter.io/ios/app/darwins-theory/id776828062/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 51.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 102 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Viacheslav Fonderkin](https://appshunter.io/developer/642318944) | [Arenarts Inc.](https://appshunter.io/developer/1686842371) |

## What reviewers say

### Darwin's Theory

[App page](https://appshunter.io/ios/app/darwins-theory/id776828062)

A captivating game where you match animals and evolve them into higher beings. Build a food chain to save ecological balance on the planet. Discover new characters with every move.

**Highlights:** Match animals, Evolve creatures, Build food chains, Save ecological balance, Discover new characters

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy a Darwin | $0.99 | one-time |
| Darwin's urgent help | $0.99 | one-time |
| 30 000 coins | $1.99 | one-time |
| Buy the game with no move limit | $1.99 | one-time |
| A step back | $1.99 | one-time |
| 50 000 coins | $2.99 | one-time |
| Vaccine | $3.99 | one-time |
| 90 000 coins | $4.99 | one-time |
| Clone | $9.99 | one-time |
| 250 000 coins | $11.99 | one-time |
| Endless coins | $99.99 | one-time |


### Eggsomnia

[App page](https://appshunter.io/ios/app/eggsomnia/id6468593393)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Egg Donation | $0.99 | one-time |
| 2 Eggs Donation | $1.99 | one-time |
| 3 Eggs Donation | $2.99 | one-time |
| 5 Eggs Donation | $4.99 | one-time |
| 10 Eggs Donation | $9.99 | one-time |
| 50 Eggs Donation | $49.99 | one-time |
| 100 Eggs Donation | $99.99 | one-time |


## Frequently asked questions

### Is Darwin's Theory free?

Darwin's Theory is free to download, with in-app purchases available.

### Is Eggsomnia free?

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

### Do Darwin's Theory or Eggsomnia have ads?

Neither Darwin's Theory nor Eggsomnia shows ads.

### Which is updated more often, Darwin's Theory or Eggsomnia?

Darwin's Theory ships an update every 2 months, and Eggsomnia every 4 days. Most recently, Darwin's Theory was updated on October 18, 2026 and Eggsomnia on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*