# OptiUniverse vs Dyausa

The clearest difference is iOS requirement: Dyausa at 17.0 against OptiUniverse's 26.0. 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.

OptiUniverse ships an update every 10 days, Dyausa weekly. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | OptiUniverse | Dyausa |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Weekly** |
| Size | 421 MB | 7 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Maksim Doroshenko](https://appshunter.io/developer/1058512649) | [Adit Goel](https://appshunter.io/developer/6779083065) |

## What reviewers say

### OptiUniverse

[App page](https://appshunter.io/ios/app/optiuniverse/id6751552499)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dyausa

[App page](https://appshunter.io/ios/app/dyausa/id6793622010)

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

**In-app purchases:** none


## Frequently asked questions

### Is OptiUniverse free?

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

### Is Dyausa free?

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

### Do OptiUniverse or Dyausa have ads?

Neither OptiUniverse nor Dyausa shows ads.

### Which is updated more often, OptiUniverse or Dyausa?

OptiUniverse ships an update every 10 days, and Dyausa weekly. Most recently, OptiUniverse was updated on October 24, 2026 and Dyausa on October 17, 2026.

---

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