MGH Heart vs InvoSurg
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MGH Heart
This app offers clinical care guidelines for patients needing ECMO or suffering from Aortic Dissection. It provides direct phone access to on-call physicians for assistance and allows for patient referrals to the MGH Heart Center.
- ECMO clinical care guidelines
- Aortic Dissection treatment guidelines
- One-touch physician contact
- Patient referral to MGH Heart Center
- Emergency care assistance
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This App provides guidelines from the Massachusetts General Hospital (MGH) for clinical care of patients requiring extracorporeal membrane oxygenation (ECMO) or suffering from Aortic Dissection. The App also provides one-touch telephone access to the appropriate MGH physicians on call for assistance with these patients. Primary physicians and first-responders can use the App to refer patients directly to the MGH Heart Center for life-saving emergency care.
InvoSurg
This medical app assists cardiac surgery clinicians by providing access to individualized care information, calculations for delivered oxygen during cardiopulmonary bypass, and a repository of educational events and publications. It serves as a convenient mobile reference for CPB and Extra Corporeal Life Support therapies, along with evidence-based guidelines.
- Individualized care information
- Delivered Oxygen (DO2) calculation
- Educational event calendar
- CPB and ECLS therapy information
- Evidence-Based Guidelines reference
- Cardiac surgery publications
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The InvoApp mobile application is designed for clinicians working in cardiac surgery. With InvoApp you can: - View individualized care information - Calculate Delivered Oxygen (DO2) during cardiopulmonary bypass (CPB) - Access the calendar of educational events - Access information on CPB and Extra Corporeal Life Support therapies - Reference Evidence-Based Guidelines - Review contemporary cardiac surgery and perfusion publications The InvoApp is designed to provide useful tools for clinicians, compiled together with the convenience of mobile technology.
Screenshots
Verdict
The clearest difference is rating: MGH Heart at 4.6 against InvoSurg's 4.3. MGH Heart also leads on update cadence (every 4 months vs every 10 months) and iOS requirement (12.0 vs 14.0). On price, ratings volume, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
MGH Heart holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 5 and 11 respectively.
MGH Heart ships an update every 4 months, InvoSurg every 10 months. The most recent releases landed on August 28, 2026 and September 9, 2026 respectively.
| Parameter | MGH Heart | InvoSurg |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (5 ratings) — better | 4.3 (11 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 5 | 11 — better |
| Update frequency | Every 4 months — better | Every 10 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 44 MB | 22 MB |
| Age rating | 17+ | 17+ |
| Developer | Massachusetts General Hospital | Invosurg Inc. |
Customer experience
MGH Heart
InvoSurg
In-app purchases
MGH Heart
No in-app purchases
InvoSurg
No in-app purchases
