# Stamina Center vs Emotion Tracker

The clearest difference is update cadence: Emotion Tracker at every 5 days against Stamina Center's every 16 months. Stamina Center's advantage is iOS requirement (13.0 vs 15.3). On price, ads, in-app purchases and device support there is nothing between them.

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

Stamina Center ships an update every 16 months, Emotion Tracker every 5 days. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Stamina Center | Emotion Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 29 MB | 49 MB |
| Requires iOS | **13.0** | 15.3 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ilona Mishkina](https://appshunter.io/developer/1585192969) | [Volodymyr Chornenkyi](https://appshunter.io/developer/1879322562) |

## What reviewers say

### Stamina Center

[App page](https://appshunter.io/ios/app/stamina-center/id1585192967)

This application helps manage your records within a center, receive notifications about scheduled services and updates, and store your passes for additional bonuses.

**Highlights:** Manage center records, Receive service notifications, Store passes, Get bonus rewards, Track updates

**Features:** macOS Compatibility

**In-app purchases:** none


### Emotion Tracker

[App page](https://appshunter.io/ios/app/emotion-tracker-statemap/id6759533836)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stamina Center free?

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

### Is Emotion Tracker free?

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

### Do Stamina Center or Emotion Tracker have ads?

Neither Stamina Center nor Emotion Tracker shows ads.

### Which is updated more often, Stamina Center or Emotion Tracker?

Stamina Center ships an update every 16 months, and Emotion Tracker every 5 days. Most recently, Stamina Center was updated on November 3, 2026 and Emotion Tracker on October 28, 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.*