Comparison

Fatigue Test TalTech vs CalmiFy

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Fatigue Test TalTech

Features
Read full description

This app is designed to collect data to assess mental fatigue through a series of tests where we assess your reaction speed, tremors and other data to provide a dataset that we can use to create a future rating system. This research is conducted by researchers at the Tallinn University of Technology Department of Software Science. You can ask to delete your data from our databases at any time. If you have any technical questions and concerns regarding the practices of this App, please contact us by sending an email to elli.valla@taltech.ee.

About

CalmiFy

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
Read full description

Overview: CalmiFy is a research-focused app designed to facilitate user studies on stress monitoring, emotional states, and alcohol cravings. The app collects user responses through structured daily surveys to support scientific investigations that aim to identify features of music selections that are most effective in reducing momentary stress in the real-world. Functionality: The app consists of four daily surveys: Early Morning Survey: Assesses sleep quality, emotional states, alcohol cravings, and other related experiences during the night. Midday Surveys (2 per day): Captures emotional states, alcohol cravings, and stressful events since the last survey. Allows users to provide details about stress triggers and coping mechanisms. End-of-Day Survey: Reflects on the user’s overall day, covering emotional states, alcohol cravings, and notable stress-related experiences. Key Features: Various Question Formats: The surveys include multiple-choice questions, Likert scales, and open-ended responses for comprehensive data capture. Stress Event Logging: Users can log stress events, describe stress triggers, and provide details on how they coped with the stress, including music listening and other strategies. Data Security: CalmiFy is designed to meet rigorous privacy and confidentiality standards. User data is de-identified and securely stored on a server and accessible only to authorized researchers for the purposes of the study. Data Retention Identifiable data that links data collected from the CalmiFy study with participants’ contact information will be securely retained by the research team for 3 years and then destroyed using sanitation methods to the level of cleaning per National Institute of Standards and Technology (NIST) 800-88SP. Intended Use: CalmiFy is intended for use in clinical or academic research settings. The app provides researchers with an effective tool for conducting longitudinal studies on stress, emotions, and alcohol cravings, offering insights into behavioral patterns and intervention strategies. Compliance and Review Notes: CalmiFy does not include any features unrelated to its core research focus. All features and data collection mechanisms are aligned with ethical guidelines for research applications. The CalmiFy study has received approval from the Washington State University Institutional Research Board (WSU IRB # 20612)

Screenshots

Fatigue Test TalTech3 screens
CalmiFy4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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.

Scorecard3 real differences · 6 level
Fatigue Test TalTech versus CalmiFy: the parameters behind the verdict, then further details
ParameterFatigue Test TalTechCalmiFy
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyWeekly — betterEvery 5 weeks
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.212.0 — better
Further details — not scored
Size21 MB30 MB
Age rating4+17+
DeveloperTallinn TehnikaulikoolAbdullah Al Mamun

In-app purchases

None

Fatigue Test TalTech

No in-app purchases

None

CalmiFy

No in-app purchases

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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