Comparison

EigenFlow Advanced vs InvoSurg

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

Head to head
About

EigenFlow Advanced

This medical simulation app allows users to practice ECMO emergencies with automated scenarios, adjustable valve controls for various complications, and the ability to simulate air embolisms and hypovolemia. It also displays a comprehensive range of simulated vital blood parameters.

Highlights
  • Automated ECMO emergency scenarios
  • Variable flow and pressure controls
  • Simulate thrombus and air embolus
  • Hypovolemia simulation
  • Comprehensive blood parameter monitoring
Features
Read full description

The world's first in-situ ECMO simulator can now be controlled with your iOS Device. EigenFlow for iOS is the simplest way to simulate ECMO emergencies for you and your team. EigenFlow Advanced now features Automatic mode. AUTOMATIC MODE Run EigenFlow's predefined scenarios found in the back of the EigenFlow 2 User Manual autonomously. THROMBUS Generate variable flows and pressures with two variable controlled valves for inlet or outlet obstruction, thrombi, kinking, pump chatter, catheter malposition, and variable pre and post oxygenator pressures. AIR EMBOLUS Inject small (5cc), medium (25cc), or large (50cc) emboli of free air into an ECMO circuit. Train students to stop an air entrainment before it becomes fatal. HYPOVOLEMIA New in EigenFlow 2. Drain up to 850mL of fluid into EigenFlow for hypovolemia scenarios. BLOOD MONITORING Display simulated vital blood parameters PaO2, PaCO2, SaO2, SvO2, Hb, Hct, Arterial Temperature, Venous Temperature, Blood Flow Rate, ACT, TEG, aPTT, pH, P1, P2, Anti-Xa, FiO2, Lactate, Sweep Gas, ABP, PAP, CVP, and PWP (Wedge Pressure)

About

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.

Highlights
  • Individualized care information
  • Delivered Oxygen (DO2) calculation
  • Educational event calendar
  • CPB and ECLS therapy information
  • Evidence-Based Guidelines reference
  • Cardiac surgery publications
Features
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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

EigenFlow Advanced4 screens
InvoSurg2 screens

Verdict

The call

The clearest difference is review sentiment: InvoSurg at 100% against EigenFlow Advanced's 0%. InvoSurg also leads on rating (4.3 vs 1.0) and ratings volume (11 vs 1). EigenFlow Advanced's advantage is update cadence (monthly vs every 10 months) and iOS requirement (10.0 vs 14.0). On price, ads, in-app purchases and monetization model 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.

ReceptionRating · Positive reviews · Number of ratings

InvoSurg holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: InvoSurg has 11 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of EigenFlow Advanced's written reviews are positive against 100% of InvoSurg's.

UpkeepUpdate frequency

EigenFlow Advanced ships an update monthly, InvoSurg every 10 months. The most recent releases landed on September 30, 2026 and September 26, 2026 respectively.

Scorecard5 real differences · 5 level
EigenFlow Advanced versus InvoSurg: the parameters behind the verdict, then further details
ParameterEigenFlow AdvancedInvoSurg
PriceFreeFree
Rating1.0 (1 ratings)4.3 (11 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings111 — better
Update frequencyMonthly — betterEvery 10 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS10.0 — better14.0
Further details — not scored
Size112 MB22 MB
Age rating4+17+
DeveloperCurtis Life Research LLC (apps)Invosurg Inc.

Customer experience

EigenFlow Advanced

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

InvoSurg

All ratings11 ratings
Positive81.8%
Neutral0.0%
Negative18.2%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

EigenFlow Advanced

No in-app purchases

None

InvoSurg

No in-app purchases

Questions

Is EigenFlow Advanced free?
EigenFlow Advanced is free to download, with no in-app purchases.
Is InvoSurg free?
InvoSurg is free to download, with no in-app purchases.
Which has better reviews, EigenFlow Advanced or InvoSurg?
InvoSurg is rated higher. EigenFlow Advanced averages 1.0 out of 5 from 1 ratings, while InvoSurg averages 4.3 from 11 ratings.
Do EigenFlow Advanced or InvoSurg have ads?
Neither EigenFlow Advanced nor InvoSurg shows ads.
Which is updated more often, EigenFlow Advanced or InvoSurg?
EigenFlow Advanced ships an update monthly, and InvoSurg every 10 months. Most recently, EigenFlow Advanced was updated on September 30, 2026 and InvoSurg on September 26, 2026.

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