# Alter Ego vs Cairn

The clearest difference is in-app purchases: Alter Ego at none against Cairn's 1. Alter Ego also leads on update cadence (every 4 days vs every 11 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Cairn sells 1 one-off in-app purchase. Alter Ego asks for nothing beyond the download.

Alter Ego ships an update every 4 days, Cairn every 11 days. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Alter Ego | Cairn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (163 ratings)](https://appshunter.io/ios/app/alter-ego-myzy/id1549657152/reviews)** | — |
| Number of ratings | **163** | — |
| Positive reviews | 91.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 11 days |
| Monetization | Free | — |
| Size | 140 MB | 8 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [yejin lee](https://appshunter.io/developer/1343593866) | [Branko Borota](https://appshunter.io/developer/1228658475) |

## What reviewers say

### Alter Ego

[App page](https://appshunter.io/ios/app/alter-ego-myzy/id1549657152)

Discover your hidden personality through a simulation test where your choices shape your virtual alter-ego. Customize your unique pixel art character and create a personalized ID card with a detailed analysis report. Share your virtual self and findings with friends.

**Highlights:** Alter-ego simulation test, Character customization, Pixel art avatar creation, Virtual ID card generation, Analysis report with graph, Shareable ID cards and reports

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

**In-app purchases:** none


### Cairn

[App page](https://appshunter.io/ios/app/cairn-stone-stack/id6782169883)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $1.99 | one-time |


## Frequently asked questions

### Is Alter Ego free?

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

### Is Cairn free?

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

### Do Alter Ego or Cairn have ads?

Neither Alter Ego nor Cairn shows ads.

### Which is updated more often, Alter Ego or Cairn?

Alter Ego ships an update every 4 days, and Cairn every 11 days. Most recently, Alter Ego was updated on October 21, 2026 and Cairn on October 10, 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.*