FFRct vs Rhythm360
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.
AI Verdict
Tool A, HeartFlow FFRct Analysis, is a diagnostic imaging tool that uses AI to create 3D models from CCTA scans for assessing coronary artery disease and blood flow. In contrast, Tool B, Rhythm360, is an integrated platform for unifying and analyzing cardiac monitoring data from various devices to manage hypertension, heart failure, and rhythm. While both are cardiology AI solutions, Tool A focuses on initial diagnosis via imaging, whereas Tool B specializes in ongoing patient management and remote monitoring data aggregation.
Reviewed by Pouyan Golshani, MD — Interventional Radiologist
Frequently Asked Questions
HeartFlow FFRct Analysis is a non-invasive AI-powered diagnostic tool that creates personalized 3D models of coronary arteries from CCTA scans to assess blood flow and aid in diagnosing coronary artery disease. Rhythm360 is an AI-powered integrated platform that unifies cardiac monitoring data from various devices, providing actionable insights for hypertension, heart failure, and rhythm management, and reducing alert fatigue.
FFRct integrates anatomical and physiological data from CCTA scans and is cloud-based with a local Virtual Appliance for data transfer. Rhythm360 offers vendor-neutral data aggregation from all major cardiac monitoring OEMs (e.g., Medtronic, Boston Scientific, Abbott, Biotronik) and provides bi-directional EHR integration with systems like Epic, Cerner, and Athenahealth.
HeartFlow FFRct Analysis has a CMS payment rate of $1,017 for 2025, with commercial payer rates varying, and transitioned to a Category I CPT code (75580) as of January 1, 2024. Rhythm360 uses a flexible SaaS-based pricing model that scales with clinic size and platform usage, and it includes automated CPT code documentation and billing for remote monitoring codes such as 93298, 93299, 99454, and 99457.
HeartFlow FFRct Analysis is designed to aid in diagnosing coronary artery disease (CAD) by analyzing blood flow and identifying areas of narrowing (FFRct values). Rhythm360 focuses on providing insights for hypertension, heart failure management through predictive algorithms, and rhythm management by triaging alerts from various cardiac monitoring devices.
HeartFlow FFRct Analysis utilizes AI and computational fluid dynamics to create personalized 3D models from CCTA scans, analyzing blood flow to diagnose CAD and help guide treatment strategies. Rhythm360 employs AI for alert triage, which can lead to 80% faster response times and reduced alert fatigue, and uses predictive algorithms for heart failure management.