AliveCor QT Service vs Imbio PHA (4.0.0)

Similar category, different focus. These tools serve overlapping but distinct needs. Comparability 65/100 Comparability is an AI-graded 0–100 score of how directly these two tools compete — higher means a more apples-to-apples comparison.

AliveCor QT Service

by AliveCor

Imbio PHA (4.0.0)

by Imbio (a subsidiary of 4DMedical)

AI Verdict

Tool A, AliveCor QT Service, specializes in analyzing ECGs to provide instant QT/QTc interval measurements for cardiac safety and medication prescribing. In contrast, Tool B, Imbio PHA, processes CT pulmonary angiogram scans to measure cardiac structures, aiding in the diagnosis and risk stratification of pulmonary embolism and hypertension. Despite both falling under Cardiology AI, their differing input modalities and specific clinical applications make them adjacent tools rather than direct competitors.

Choose AliveCor QT Service if…

Choose AliveCor QT Service if you are a healthcare professional needing instant, accurate QT and QTc interval measurements from AliveCor 6-Lead ECGs to assess cardiac safety. This tool is ideal for informing medication prescribing decisions, especially when monitoring drugs known to affect cardiac repolarization, and for real-time clinical decision-making based on ambulatory ECG data.

View AliveCor QT Service →

Choose Imbio PHA (4.0.0) if…

Choose Imbio PHA (4.0.0) if you are a radiologist or cardiologist requiring automated, quantitative analysis of CT pulmonary angiogram (CTPA) scans. This tool is best suited for assessing right ventricular dilation and aiding in the diagnosis and risk stratification of pulmonary embolism and hypertension by providing rapid, objective measurements of cardiac structures from imaging data.

View Imbio PHA (4.0.0) →

Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Quick Comparison

Feature	AliveCor QT Service	Imbio PHA (4.0.0)
Pricing	Varies by product and service, with subscription options available.	Unknown
Deployment	Mobile app, cloud-based platform, EHR integration.	Cloud (AWS) or On-premise (VMware) or via partners (Nuance, Aidoc, Siemens Syngo.via, TeraRecon, FerrumHealth, Flywheel).
BAA Available	Yes AI-estimated	Unknown
FDA Status	Cleared AI-estimated	Yes AI-estimated
HIPAA	Yes AI-estimated	Unknown

Feature-by-Feature

Detail beyond the Quick Comparison summary. For pricing, deployment, BAA, FDA, and HIPAA see the Overview tab.

Feature	AliveCor QT Service	Imbio PHA (4.0.0)
Name	AliveCor QT Service	Imbio PHA (4.0.0)
Company	AliveCor	Imbio
Description	A cloud-based Software as a Medical Device (SaMD) that provides instant, accurate QT and QTc interval measurements from AliveCor 6-Lead ECGs, enabling healthcare professionals to assess cardiac safety and inform medication prescribing decisions.	Imbio PHA (4.0.0) is an FDA-cleared AI-powered medical image processing software that automatically measures cardiac structures from CT pulmonary angiogram (CTPA) scans to assess potential right ventricular dilation and aid in the diagnosis and risk stratification of pulmonary embolism and hypertension.
Primary Data Input	AliveCor 6-Lead ECGs	CT pulmonary angiogram (CTPA) scans
Key Measurements/Outputs	QT and QTc interval measurements (Bazett's and Fridericia's formulas)	Automated measurement of right and left ventricle diameters; Automated measurement of main pulmonary artery and aorta diameters; RV/LV and PA/Ao ratios
Specialties	Cardiology, Emergency Medicine, Internal Medicine	Cardiology, Pulmonology, Radiology

Videos

Demos, reviews, and walkthroughs featuring AliveCor QT Service and Imbio PHA (4.0.0).

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Frequently Asked Questions

What is the primary clinical application of each tool?

AliveCor QT Service provides instant, accurate QT and QTc interval measurements from AliveCor 6-Lead ECGs to assess cardiac safety and inform medication prescribing decisions. Imbio PHA (4.0.0) automatically measures cardiac structures from CT pulmonary angiogram (CTPA) scans to assess potential right ventricular dilation and aid in the diagnosis and risk stratification of pulmonary embolism and hypertension.

What type of patient data does each tool analyze?

AliveCor QT Service analyzes ECGs from AliveCor 6-Lead ambulatory ECG devices, such as the KardiaMobile 6L. Imbio PHA (4.0.0) processes CT pulmonary angiogram (CTPA) scans.

What specific measurements or outputs do these tools provide?

AliveCor QT Service provides instant QT and QTc interval measurements using Bazett's and Fridericia's formulas. Imbio PHA (4.0.0) provides automated measurements of right and left ventricle diameters, main pulmonary artery and aorta diameters, and calculates RV/LV and PA/Ao ratios, generating annotated DICOM images and PDF summary reports.

Which medical specialties are these tools designed to support?

AliveCor QT Service is designed for Cardiology, Emergency Medicine, and Internal Medicine. Imbio PHA (4.0.0) supports Cardiology, Pulmonology, and Radiology.

What are the integration capabilities for each tool?

AliveCor QT Service integrates with the KardiaStation app and KardiaPro portal, and offers an API for integration with EHR, SDK, CRM, EDC, and PSP platforms. Imbio PHA (4.0.0) integrates with native DICOM tools and workflows.

Are there any specific usage requirements or regulatory distinctions?

AliveCor QT Service is FDA-cleared and for prescription (Rx) use only by qualified healthcare professionals. Imbio PHA (4.0.0) is also FDA-cleared.

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Backers

Who funded each tool's parent company.