# Zeus vs Eira

The clearest difference is in-app purchases: Eira at none against Zeus's 4. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Zeus sells 4 in-app purchases, starting at $2.99 per month. Eira asks for nothing beyond the download.

## The numbers

| Metric | Zeus | Eira |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 9 MB | 1 MB |
| Requires iOS | 26.5 | **26.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [Enrique Ivars](https://appshunter.io/developer/1867867325) | [Dulio Denis](https://appshunter.io/developer/528246509) |

## What reviewers say

### Zeus

[App page](https://appshunter.io/ios/app/zeus-private-ai/id6767647810)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zeus Pro Monthly | $2.99 | per month |
| Zeus Pro Max Monthly | $14.99 | per month |
| Zeus Pro Yearly | $29.99 | per year |
| Zeus Pro Max Yearly | $149.99 | per year |


### Eira

[App page](https://appshunter.io/ios/app/eira-private-ai-chat/id6789440571)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zeus free?

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

### Is Eira free?

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

### Do Zeus or Eira have ads?

Neither Zeus nor Eira shows ads.

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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.*