# Aithlon vs Stability

The clearest difference is in-app purchases: Stability at none against Aithlon's 2. Aithlon's advantage is update cadence (every 3 weeks vs every 2 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Aithlon sells 2 in-app purchases, starting at $4.99 per month. Stability asks for nothing beyond the download.

Aithlon ships an update every 3 weeks, Stability every 2 months. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Aithlon | Stability |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/stability-moodtracker/id6739185313/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 78 MB | 42 MB |
| Requires iOS | **13.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Eskil Skoldkvist](https://appshunter.io/developer/1709882138) | [Anu Mandala](https://appshunter.io/developer/1784112366) |

## What reviewers say

### Aithlon

[App page](https://appshunter.io/ios/app/aithlon-ai-running-coach/id6476809835)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aithlon Premium | $4.99 | per month |
| Aithlon Premium | $49.99 | per year |


### Stability

[App page](https://appshunter.io/ios/app/stability-moodtracker/id6739185313)

This app uses facial recognition to analyze your mood and provides timely, non-invasive notifications to help you improve your mental well-being. It acts as a digital assistant to help you understand and manage your emotions.

**Highlights:** Facial mood recognition, Personalized mood improvement tips, Timely notifications, Mental health actualization, Non-invasive well-being support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Aithlon free?

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

### Is Stability free?

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

### Do Aithlon or Stability have ads?

Neither Aithlon nor Stability shows ads.

### Which is updated more often, Aithlon or Stability?

Aithlon ships an update every 3 weeks, and Stability every 2 months. Most recently, Aithlon was updated on October 12, 2026 and Stability on October 16, 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.*