# Simon Denny OPTIMISM AR vs Gaia The Ghost

Simon Denny OPTIMISM AR and Gaia The Ghost are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Simon Denny OPTIMISM AR ships an update every 2 days, Gaia The Ghost every 4 days. The most recent releases landed on September 30, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Simon Denny OPTIMISM AR | Gaia The Ghost |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 days |
| Size | 343 MB | 11 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Simon Denny](https://appshunter.io/developer/1499485486) | [Valerie Auersperg](https://appshunter.io/developer/1895804386) |

## What reviewers say

### Simon Denny OPTIMISM AR

[App page](https://appshunter.io/ios/app/simon-denny-optimism-ar/id6468494470)

**In-app purchases:** none


### Gaia The Ghost

[App page](https://appshunter.io/ios/app/gaia-the-ghost/id6774884522)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simon Denny OPTIMISM AR free?

Simon Denny OPTIMISM AR is free to download, with no in-app purchases.

### Is Gaia The Ghost free?

Gaia The Ghost is free to download, with no in-app purchases.

### Do Simon Denny OPTIMISM AR or Gaia The Ghost have ads?

Neither Simon Denny OPTIMISM AR nor Gaia The Ghost shows ads.

### Which is updated more often, Simon Denny OPTIMISM AR or Gaia The Ghost?

Simon Denny OPTIMISM AR ships an update every 2 days, and Gaia The Ghost every 4 days. Most recently, Simon Denny OPTIMISM AR was updated on September 30, 2026 and Gaia The Ghost on October 7, 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.*