Cleerly ISCHEMIA vs Zio AT ECG Monitoring System

Similar category, different focus. These tools serve overlapping but distinct needs. Comparability 60/100 Comparability is an AI-graded 0–100 score of how directly these two tools compete — higher means a more apples-to-apples comparison.
by Cleerly
VS
by iRhythm Technologies, Inc.

AI Verdict

Cleerly ISCHEMIA is designed for non-invasive assessment of coronary artery ischemia and plaque using CCTA scans, providing insights into structural heart disease. In contrast, the Zio AT ECG Monitoring System offers continuous, wearable ECG monitoring for long-term detection and analysis of cardiac arrhythmias. While both leverage AI in cardiology, they address distinct aspects of heart health: Cleerly focuses on anatomical and functional assessment of coronary arteries, while Zio AT specializes in the electrical activity of the heart.

Choose Cleerly ISCHEMIA if…

Choose Cleerly ISCHEMIA if you need a non-invasive, AI-powered assessment of coronary artery disease, particularly to determine the likelihood of ischemia at a vessel level. This tool is ideal for detailed analysis of CCTA scans, providing insights into plaque characteristics, stenosis severity, and fractional flow reserve estimation to guide personalized treatment planning for structural heart conditions.

View Cleerly ISCHEMIA →

Choose Zio AT ECG Monitoring System if…

Choose Zio AT ECG Monitoring System if you require continuous, long-term monitoring for the detection of cardiac arrhythmias, including both symptomatic and asymptomatic events. This wearable solution is best suited for patients where intermittent rhythm disturbances are suspected, offering up to 14 days of uninterrupted ECG recording and real-time data transmission for comprehensive arrhythmia diagnosis.

View Zio AT ECG Monitoring System →

Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Quick Comparison

Feature Cleerly ISCHEMIA Zio AT ECG Monitoring System
Pricing Unknown Contact for pricing
Deployment Web-based solution Cloud-based (data analytics and clinician portal)
BAA Available Yes AI-estimated Yes AI-estimated
FDA Status Cleared AI-estimated Cleared AI-estimated
HIPAA Yes AI-estimated Yes AI-estimated

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

Zio AT ECG Monitoring System

Zio AT offers a 'wear and forget' experience for patients with a simple 'peel and stick' application and no wires, significantly enhancing patient compliance and ease of use compared to traditional monitors. It also provides dedicated mobile apps for both patients and clinicians, creating a comprehensive and intuitive ecosystem for monitoring and management. Cleerly ISCHEMIA, while offering an interactive web-based platform for clinicians, does not have the same breadth of user interaction that extends to the patient experience in a direct, wearable manner.

Clinical Value

Cleerly ISCHEMIA

Cleerly ISCHEMIA provides a comprehensive, non-invasive assessment of coronary artery disease, including plaque characterization and non-invasive FFR estimation, with studies showing its prognostic utility for major adverse cardiovascular events (MACE). This '3-in-1 approach' from a single CCTA test offers a potentially more transformative impact on early CAD management compared to Zio AT's arrhythmia detection.

Pricing & Value

Zio AT ECG Monitoring System

Zio AT demonstrates clear cost-effectiveness and broad insurance coverage, including Medicare and most commercial plans, with established CPT codes for billing. Studies indicate it can significantly reduce operating costs and outpatient appointments compared to traditional Holter monitors. While Cleerly ISCHEMIA has obtained Category I CPT codes, its insurance coverage is not yet as widespread, and pricing varies by provider, introducing more financial uncertainty.

Enterprise Readiness

Cleerly ISCHEMIA

Both tools are FDA-cleared, HIPAA compliant, and offer BAAs, indicating strong foundational enterprise readiness. Cleerly ISCHEMIA explicitly mentions integration with PowerScribe via API and dedicated IT integration support, demonstrating a tailored approach to integrating into existing radiology workflows. Zio AT also offers EHR integration and a cloud-based clinician portal, but Cleerly's specific integration details for complex imaging environments suggest a more robust strategy.

Innovation

Cleerly ISCHEMIA

Cleerly ISCHEMIA represents a significant innovation by non-invasively deriving functional information (FFR estimation) and detailed plaque characteristics from a CCTA scan, offering a comprehensive '3-in-1' assessment of atherosclerosis, stenosis, and ischemia. This approach has the potential to redefine the diagnostic pathway for coronary artery disease. While Zio AT's long-term wearable monitoring with deep-learned AI is an advancement, Cleerly's multi-faceted diagnostic insights from a single imaging modality pushes the boundaries more profoundly.

Support & Docs

Zio AT ECG Monitoring System

iRhythm (Zio AT) provides extensive and well-documented support resources, including 24/7/365 billing support, dedicated customer care, and a comprehensive library of clinical reference manuals and FAQs for both patients and healthcare professionals. Cleerly also offers support and resources like billing guidelines and patient education, but the detailed and round-the-clock nature of iRhythm's support, particularly for billing and technical issues, suggests a more robust and readily accessible support infrastructure.

Feature-by-Feature

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

Feature Cleerly ISCHEMIA Zio AT ECG Monitoring System
Name Cleerly ISCHEMIA Zio AT ECG Monitoring System
Company Cleerly iRhythm Technologies, Inc.
Primary Function Analyzes CCTA scans to non-invasively determine the likelihood of coronary artery ischemia at a vessel level. Wearable mobile cardiac telemetry (MCT) service offering continuous, AI-powered ECG monitoring for long-term arrhythmia detection.
Data Input Method CCTA scans Wearable Zio AT patch for continuous ECG recording
Key Output/Reporting Comprehensive interactive web-based reports; 3D digital models of coronary arteries Comprehensive end-of-wear reports for clinicians; ZioSuiteu00ae clinician portal and mobile app
Categories Cardiology AI, Radiology & Imaging AI Cardiology AI, Wearables & Remote Monitoring (RPM)
Specialties Cardiology, Radiology Cardiology

Videos

Demos, reviews, and walkthroughs featuring Cleerly ISCHEMIA and Zio AT ECG Monitoring System.

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Frequently Asked Questions

Cleerly ISCHEMIA is an FDA-cleared AI tool that analyzes CCTA scans to non-invasively determine the likelihood of coronary artery ischemia at a vessel level, aiding physicians in personalized diagnosis and treatment planning for heart disease. The Zio AT ECG Monitoring System is an FDA-cleared, wearable mobile cardiac telemetry service offering continuous, AI-powered ECG monitoring for long-term arrhythmia detection.
Cleerly ISCHEMIA analyzes CCTA scans using AI-enabled CCTA analysis, non-invasive fractional flow reserve (FFR) estimation, and coronary plaque characterization. The Zio AT system uses a wearable Zio AT patch for continuous ECG recording, which is analyzed by an FDA-cleared deep-learned AI algorithm (ZEUS System) for arrhythmia detection.
Cleerly ISCHEMIA provides vessel-level ischemia likelihood determination, coronary plaque characterization (volume, type, location), and stenosis severity assessment. The Zio AT system offers continuous, uninterrupted ECG recording for up to 14 days, detecting symptomatic and asymptomatic cardiac events.
Cleerly ISCHEMIA offers integration with PowerScribe via API. The Zio AT system includes the ZioSuite clinician portal and mobile app for patient management and report interpretation, as well as the MyZio patient mobile app for symptom logging and education.

Backers

Who funded each tool's parent company.

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