# Stability vs Wisp

The clearest difference is in-app purchases: Stability at none against Wisp's 2. Wisp's advantage is update cadence (every 4 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Wisp sells 2 in-app purchases, starting at $2.99 per month. Stability asks for nothing beyond the download.

Stability ships an update every 2 months, Wisp every 4 days. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Stability | Wisp |
| --- | --- | --- |
| 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 | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 42 MB | 34 MB |
| Requires iOS | 16.1 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Anu Mandala](https://appshunter.io/developer/1784112366) | [Aoshen Zhou](https://appshunter.io/developer/1814075873) |

## What reviewers say

### 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


### Wisp

[App page](https://appshunter.io/ios/app/wisp-mood-tracker-and-self-care/id6745816249)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Wisp Pro | $2.99 | per month |
| Wisp Pro | $29.99 | per year |


## Frequently asked questions

### Is Stability free?

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

### Is Wisp free?

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

### Do Stability or Wisp have ads?

Neither Stability nor Wisp shows ads.

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

Stability ships an update every 2 months, and Wisp every 4 days. Most recently, Stability was updated on October 24, 2026 and Wisp on October 18, 2026.

---

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