AliveCor QT Service vs Steth IO

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.
by AliveCor
VS
by STRATOSCIENTIFIC

AI Verdict

AliveCor QT Service specializes in precise, AI-driven measurement of QT/QTc intervals from ECGs for cardiac safety and medication management. Steth IO, conversely, transforms a smartphone into a digital stethoscope for real-time auscultation, visualization, and sharing of heart and lung sounds, primarily supporting general diagnostics and telemedicine. While both serve cardiology and remote monitoring, they address distinct diagnostic needs: electrical cardiac activity versus acoustic physiological sounds.

Choose AliveCor QT Service if…

Choose AliveCor QT Service if your primary need is rapid, accurate, and AI-driven measurement of QT and QTc intervals from 6-Lead ECGs to assess cardiac safety. This tool is ideal for healthcare professionals who need to inform medication prescribing decisions, particularly for drugs with known QT prolongation risks, within a clinical setting.

View AliveCor QT Service →

Choose Steth IO if…

Choose Steth IO if you require a portable, smartphone-integrated solution to enhance auscultation capabilities for telemedicine, remote patient monitoring, or in-person exams. This tool is best suited for healthcare providers who need to visualize, record, and securely share heart and lung sounds in real-time, facilitating diagnostic accuracy and specialist collaboration.

View Steth IO →

Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Quick Comparison

Feature AliveCor QT Service Steth IO
Pricing Varies by product and service, with subscription options available. Customized pricing; subscription-based for steth io spot.
Deployment Mobile app, cloud-based platform, EHR integration. Mobile app, Cloud-based system.
BAA Available Yes AI-estimated Unknown
FDA Status Cleared AI-estimated Cleared AI-estimated
HIPAA Yes AI-estimated Unknown

Head-to-Head

AI-generated assessment across six dimensions based on each tool's documented features and compliance posture. Grounded in public data — not a substitute for hands-on evaluation.

Usability

Steth IO

Steth IO leverages a ubiquitous device (smartphone) and offers real-time visualization and sharing of heart and lung sounds, making it highly intuitive and potentially easier to integrate into existing clinical workflows for physical examination. Its usability and acceptability by family medicine physicians have been a subject of research.

Clinical Value

AliveCor QT Service

AliveCor QT Service provides instant, accurate QT and QTc interval measurements using AI and deep neural networks, addressing a critical cardiac safety parameter vital for medication management and preventing life-threatening arrhythmias. The KardiaMobile 6L, which the service utilizes, has been validated for QT monitoring and shown to be an effective triage tool.

Pricing & Value

Steth IO

Steth IO offers more transparent pricing, including a clear subscription model for its 'Spot' version, making it easier for potential users to understand costs upfront. AliveCor QT Service requires direct contact with the vendor for pricing details, which can be a barrier to initial assessment.

Enterprise Readiness

AliveCor QT Service

AliveCor QT Service explicitly states it has a Business Associate Agreement (BAA) and is HIPAA compliant, and offers a comprehensive API for integration with various enterprise systems like EHRs, SDKs, CRMs, EDCs, and PSPs. This indicates a more robust and mature enterprise-level offering.

Innovation

Tie

Both tools demonstrate significant innovation. AliveCor QT Service uses advanced AI and deep neural networks for precise, automated measurement of a critical cardiac safety parameter. Steth IO innovates by transforming a common smartphone into a sophisticated diagnostic stethoscope with real-time visualization and telemedicine capabilities, making a fundamental diagnostic tool more accessible and versatile.

Support & Docs

Tie

Both companies provide adequate documentation and support resources. AliveCor offers a comprehensive resource hub with educational materials, study summaries, and operating manuals for its associated devices. Steth IO provides detailed user guides and instruction manuals, covering installation, usage, cleaning, maintenance, and troubleshooting, along with customer service contact.

Feature-by-Feature

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

Feature AliveCor QT Service Steth IO
Tool Name AliveCor QT Service Steth IO
Company AliveCor STRATOSCIENTIFIC
Primary Function 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. FDA-cleared smartphone stethoscope that transforms a mobile device into a powerful diagnostic aid, enabling healthcare providers to hear, visualize, record, and share heart and lung sounds in real-time.
Key Measurement/Output Instant, accurate QT and QTc interval measurements (Bazett's and Fridericia's formulas). Real-time visualization of heart and lung sounds (phonocardiogram/spectrogram), recorded patient exams.
Analyzed Input ECGs from AliveCor 6-Lead ambulatory ECG devices (e.g., KardiaMobile 6L). Heart and lung sounds captured via smartphone-powered stethoscope hardware.
Target User/Prescription Requirement Prescription (Rx) use only, for qualified healthcare professionals. Not specified.

Videos

Demos, reviews, and walkthroughs featuring AliveCor QT Service and Steth IO.

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Frequently Asked Questions

The AliveCor QT Service is 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. Steth IO is a smartphone stethoscope that allows healthcare providers to hear, visualize, record, and share heart and lung sounds in real-time, enhancing diagnostic accuracy and facilitating telemedicine and remote patient monitoring.
The AliveCor QT Service offers an API for integration with EHR, SDK, CRM, EDC, and PSP platforms, and integrates with the KardiaStation app and KardiaPro portal. Steth IO's platform is designed for secure data sharing, and allows recording and saving patient exams to share with specialists or other healthcare providers, though it includes a HIPAA warning for email export.
AliveCor QT Service is primarily for Cardiology, Emergency Medicine, and Internal Medicine, focusing on cardiac safety assessment and informing medication prescribing decisions. Steth IO is designed for Cardiology, Internal Medicine, and Pulmonology, enhancing diagnostic accuracy through auscultation, telemedicine, and remote patient monitoring.
AliveCor QT Service utilizes AI and deep neural networks for ECG analysis to provide instant QT and QTc interval measurements. Steth IO employs digital filters for sound enhancement and ambient noise attenuation, and provides real-time visualization of heart and lung sounds through phonocardiograms and spectrograms.

Backers

Who funded each tool's parent company.

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