Comparison

Fusion ePRO vs TrackYourStress

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

Head to head
About

Fusion ePRO

This app facilitates the real-time collection of patient data for clinical studies. It supports complex diary entries with smart checks and controlled time windows for accurate information gathering. Data syncs seamlessly into your overall clinical data management.

Highlights
  • Real-time patient data collection
  • Complex diary question capture
  • Smart checks for data accuracy
  • Controlled diary time windows
  • Easy synchronization of data
Features
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Sitero Fusion eClinical Suite’s Mobile ePRO enables the collection of real-time patient data from subjects in your clinical study. Capabilities include the ability to capture simple to complex diary questions, smart checks for accurate information, controlled diary windows, limiting the diary to a specific time window, and easy synchronization of the diary data into your overall clinical data.

About

TrackYourStress

Features
Read full description

How does perceived stress change over time? Which situations in everyday life are particularly stressful? How does personality affect perceived stress? People react differently to stress and there are various factors influencing stress such as your age, your family status, your gender, your personality and your smartphone usage. Recognizing stress is important for your mental and physical health. Fill out a short, scientific stress questionnaire once a day and find out more about your stress level - you get feedback on changes of your stress levels over time as well as your personality and your coping strategies. The data as well as your answers are stored completely anonymously. No conclusions can be drawn on your person.

Screenshots

Fusion ePRO1 screens
TrackYourStress4 screens

Verdict

The call

The clearest difference is update cadence: Fusion ePRO at every 2 months against TrackYourStress's every 5 months. On price, ads, in-app purchases and device support 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

Fusion ePRO ships an update every 2 months, TrackYourStress every 5 months. Both last shipped on November 3, 2026.

Scorecard1 real difference · 8 level
Fusion ePRO versus TrackYourStress: the parameters behind the verdict, then further details
ParameterFusion ePROTrackYourStress
PriceFreeFree
Rating2.8 (6 ratings) — better—
Number of ratings6 — better—
Update frequencyEvery 2 months — betterEvery 5 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.012.0
Further details — not scored
Size41 MB25 MB
Age rating4+17+
DeveloperAndrew Schachter16680315703Universitaetsklinikum Wuerzburg

In-app purchases

None

Fusion ePRO

No in-app purchases

None

TrackYourStress

No in-app purchases

Questions

Is Fusion ePRO free?
Fusion ePRO is free to download, with no in-app purchases.
Is TrackYourStress free?
TrackYourStress is free to download, with no in-app purchases.
Do Fusion ePRO or TrackYourStress have ads?
Neither Fusion ePRO nor TrackYourStress shows ads.
Which is updated more often, Fusion ePRO or TrackYourStress?
Fusion ePRO ships an update every 2 months, and TrackYourStress every 5 months. Most recently, Fusion ePRO was updated on November 3, 2026 and TrackYourStress on November 3, 2026.

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