# Fatigue Test TalTech vs CalmiFy

The clearest difference is update cadence: Fatigue Test TalTech at weekly against CalmiFy's every 5 weeks. CalmiFy's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.2). On price, ads and in-app purchases there is nothing between them.

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

Fatigue Test TalTech ships an update weekly, CalmiFy every 5 weeks. The most recent releases landed on May 17, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | Fatigue Test TalTech | CalmiFy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/calmify-stress-user-study/id6742513827/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 5 weeks |
| Monetization | — | Free |
| Size | 21 MB | 30 MB |
| Requires iOS | 16.2 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Tallinn Tehnikaulikool](https://appshunter.io/developer/1472331275) | [Abdullah Al Mamun](https://appshunter.io/developer/1798793502) |

## What reviewers say

### Fatigue Test TalTech

[App page](https://appshunter.io/ios/app/fatigue-test-taltech/id6449683047)

**Features:** macOS Compatibility

**In-app purchases:** none


### CalmiFy

[App page](https://appshunter.io/ios/app/calmify-stress-user-study/id6742513827)

This research-focused application collects daily survey responses to study stress, emotional states, and alcohol cravings. It supports scientific investigations into music's effectiveness in reducing stress and understanding behavioral patterns. Data is de-identified and securely stored for research purposes.

**Highlights:** Daily structured surveys, Stress event logging, Music listening effectiveness tracking, Emotional state assessment, Alcohol craving monitoring, De-identified data collection

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fatigue Test TalTech free?

Fatigue Test TalTech is free to download, with no in-app purchases.

### Is CalmiFy free?

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

### Do Fatigue Test TalTech or CalmiFy have ads?

Neither Fatigue Test TalTech nor CalmiFy shows ads.

### Which is updated more often, Fatigue Test TalTech or CalmiFy?

Fatigue Test TalTech ships an update weekly, and CalmiFy every 5 weeks. Most recently, Fatigue Test TalTech was updated on May 17, 2026 and CalmiFy on June 4, 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.*