# Eterna vs Prizma

The clearest difference is ads: Eterna at none against Prizma's shown. Eterna also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). Prizma's advantage is update cadence (weekly vs every 3 weeks). On price 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.

Eterna ships an update every 3 weeks, Prizma weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Eterna | Prizma |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (15 ratings)](https://appshunter.io/ios/app/eterna/id1513216417/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 188 MB | 31 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Vital Mind Media](https://appshunter.io/developer/1513216416) | [Abstract Look](https://appshunter.io/developer/1887259677) |

## 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


### Prizma

[App page](https://appshunter.io/ios/app/prizma-color-memory/id6762086760)

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

**In-app purchases:** none


## Frequently asked questions

### Is Eterna free?

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

### Is Prizma free?

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

### Do Eterna or Prizma have ads?

Prizma shows ads; Eterna does not.

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

Eterna ships an update every 3 weeks, and Prizma weekly. Most recently, Eterna was updated on November 3, 2026 and Prizma on October 31, 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.*