HemMobile vs The POBOY Study
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HemMobile
This app helps hemophilia patients and their caregivers meticulously log factor infusions, track bleeds, and record daily activities. It allows users to generate reports for their care team and locate hemophilia treatment centers. The app also includes a reminder function for appointments and factor needs.
- Log factor infusions with details
- Record and map bleeds
- Track daily activities
- Generate reports for care teams
- Find hemophilia treatment centers
- Set reminders for appointments and factor needs
- Support for multiple caregiver profiles
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HemMobile® is a convenient, all-in-one app designed to support people living with hemophilia and their caregivers. It makes it easy to track treatments, monitor bleeds, and stay organized— right from your mobile device. With HemMobile®, you can log infusions and injections, document bleeds with photos and details, track daily activity, and access helpful patient resources. You can also review your history and quickly share reports with your care team. Key features include: • Log the date, time, location, and reason for every infusion or injection • Record important treatment details like lot number, expiration date, and IU dosage • Document and track bleeds with mapping and photos • Generate and share reports with your care team • Locate nearby hemophilia treatment centers (HTCs) and support organizations • Set reminders for medications, appointments, and care needs • Manage multiple patient profiles—ideal for caregivers supporting more than one individual HemMobile® is not intended for curing, treating, seeking treatment for managing or diagnosing a specific disease, disorder, or any specific health condition. While Pfizer supports the HemMobile app, the products that can be logged will not exclusively be manufactured by Pfizer.
The POBOY Study
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This is the app for the Prevention Of Bleeding by Optimizing prophYlaxis study. Your use of the app creates a valuable record that may allow us to develop an optimal administration regimen for the prophylactic treatment of hemophilia and better understand what causes breakthrough bleeding. Use the app to record and review your own daily activities, infusions, and bleeds. The app also allows you to easily keep up with your own care as well by allowing you to see what you've taken and when. Quickly scan the boxes of your factor or other product to record when you take anti-hemophilic medications. The app supports automated scanning of many products that contain these clotting factors/medications: - Clotting Factor VIII - Clotting Factor IX - Hemlibra - Von Willebrand Factor - Activated Factor VII Sign up using the welcome letter you received from the University of Colorado Hemophilia and Thrombosis Center.
Screenshots
Verdict
HemMobile and The POBOY Study are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
HemMobile ships an update every 5 months, The POBOY Study every 7 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.
| Parameter | HemMobile | The POBOY Study |
|---|---|---|
| Price | Free | Free |
| Rating | 2.9 (7 ratings) — better | — |
| Positive reviews | 41.7% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 5 months — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.6 | 16.6 — better |
| Further details — not scored | ||
| Size | 108 MB | 58 MB |
| Age rating | 17+ | 4+ |
| Developer | Pfizer Inc | University of Colorado Denver |
In-app purchases
HemMobile
No in-app purchases
The POBOY Study
No in-app purchases






