FLEX Study App vs IMVT
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
FLEX Study App
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While using this app you will be asked to complete study related activities and tasks. Activities you may be asked to complete can include completing your dosing diary and performing a Telehealth call with your study doctor.
IMVT
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The Immunovant eCOA App is intended for use to collect weekly study dosing information in a dosing diary relating to the IMVT-1401-2401 clinical trial. Patients must be given accounts by a participating site in order to log in to the app.
Screenshots
Verdict
The clearest difference is update cadence: IMVT at every 6 weeks against FLEX Study App's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
FLEX Study App ships an update every 5 months, IMVT every 6 weeks. The most recent releases landed on May 16, 2026 and September 18, 2026 respectively.
| Parameter | FLEX Study App | IMVT |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Every 6 weeks โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details โ not scored | ||
| Size | 149 MB | 71 MB |
| Age rating | 17+ | 12+ |
| Developer | Definitive Media Corp. | ERT,INC |
In-app purchases
FLEX Study App
No in-app purchases
IMVT
No in-app purchases








