# Eterna vs Mehen

The clearest difference is rating: Mehen at 5.0 against Eterna's 3.7. Eterna's advantage is ratings volume (15 vs 1) and iOS requirement (13.0 vs 17.0). On price, update cadence, 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.

Mehen holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Eterna has 15 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 5, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Eterna | Mehen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (15 ratings)](https://appshunter.io/ios/app/eterna/id1513216417/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mehen/id6760672362/reviews)** |
| Number of ratings | **15** | 1 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 188 MB | 1 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Vital Mind Media](https://appshunter.io/developer/1513216416) | [Neal Puff](https://appshunter.io/developer/1884458263) |

## What reviewers say

### Eterna

[App page](https://appshunter.io/ios/app/eterna/id1513216417)

Engage in a citizen science game to design RNA molecules for medical research. Solve puzzles to unlock lab access and contribute to inventing new medicines through challenges.

**Highlights:** Design RNA molecules, Solve scientific puzzles, Participate in medical research, Invent new medicines, Unlock lab access

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

**In-app purchases:** none


### Mehen

[App page](https://appshunter.io/ios/app/mehen/id6760672362)

Experience an ancient Egyptian spiral race game with up to six players. Guide your pieces across a unique snake-shaped track. This app brings a recently analyzed historical game to life.

**Highlights:** Multiplayer race game, Ancient Egyptian theme, Spiral snake-shaped track, Lion and sphere game pieces, Historical game analysis

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Eterna free?

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

### Is Mehen free?

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

### Which has better reviews, Eterna or Mehen?

Mehen is rated higher. Eterna averages 3.7 out of 5 from 15 ratings, while Mehen averages 5.0 from 1 ratings.

### Do Eterna or Mehen have ads?

Neither Eterna nor Mehen shows ads.

### Which is updated more often, Eterna or Mehen?

Eterna ships an update every 3 weeks, and Mehen every 3 weeks. Most recently, Eterna was updated on October 5, 2026 and Mehen on October 4, 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.*