What is Sully AI?
Sully AI is an AI-powered clinical documentation tool that is used for patient interactions and converts them into structured medical notes, which qualifies it within the broader category of ambient AI scribes.
Like Heidi, it reduces documentation time and produces more consistent clinical notes than manual workflows. The difference lies in how each platform handles the workflow, not just the visit, to turn it into complete, usable documentation without added effort.
In this article, we take a closer look at how Sully AI compares to Heidi, detailing where each platform fits within the clinical workflow and how effectively they support clinicians before, during, and after the patient session.
Comparing Sully AI and Heidi: Key Considerations
When comparing platforms, it's important to look beyond surface features and consider how they fit into clinical realities. A few considerations worth evaluating are:
- Set-up Simplicity - Seamless integration with current workflows is as crucial for adoption as the speed of initial setup. Tools that feel intuitive from the first use get faster traction across individuals and clinical teams.
- Scalability for Clinics and Health Systems - What works for a single clinician must hold up across entire clinics or systems. A platform’s ability to scale without adding complexity often determines whether it remains useful over time.
- Real-Time Performance in Busy Clinical Environments - Busy clinical environments expose how well a platform handles real-time conversations, noise, and interruptions. Tools must deliver accurate results under pressure without slowing a clinician down.

Sully AI and Heidi Compared: Core Features, Integrations, and Pricing
Sully operates above the consult. It coordinates systems, standardizes workflows, and aligns departments. Valuable at scale, but removed from the moment decisions are made.
Heidi works within the session. Clinicians can document and decide or be attentive to patients simultaneously in real time. Typically, this is the pressure point where care either holds or starts to slip.
This section compares Sully AI and Heidi across core features, integrations, and pricing, showing how each platform performs across the clinical workflow.
The comparison is based on publicly available information. Features and pricing may vary by region.
| Sully AI | Heidi | |
|---|---|---|
| Features | Ambient scribing ,AI reception ,Triage, Coding, Scheduling, Consensus‑model reasoning (MedCon‑1), 24/7 autonomous agents | Multi-product platform with Evidence Scribe (Templates, Forms, Context, Tasks), Comms, Remote |
| Specialties covered | Broad hospital workflows | 200+ specialties and practices via configurable templates |
| Reliability | Claims 61% accuracy in its own benchmark. | Based on a report, 100% says there are no errors in Heidi’s documentation |
| Compliance and security | HIPAA, SOC 2 Type II, ISO 27001, GDPR, PIPEDA, PDPL, ADHICS | HIPAA, GDPR, PIPEDA, The APP, NHS, PHIPA, POPIA, SOC 2, ISO 27001, ISO 9001, Cyber Essentials Plus |
| Platform Availability | Mobile (iOS and Android), Web | Mobile (iOS and Android), Desktop (Mac and Windows), Hardware (Heidi Remote) |
| Languages Supported | Supports 20 languages | Supports 110+ languages |
| Integrations | Deep EHR and workflow integration | EMR workflow support, EHR integration support (Epic, Cerner, Athenahealth, Best Practice, MedicalDirector, and Halaxy, and more) |
| Adoption and Activation Rates | Adopted in hospitals and large health systems | Widely used across specialties and settings: primary care, private clinics, telehealth, small, and solo practices |
| Pricing | Pro: $79 Premium: $99 Enterprise: Custom pricing | Free: $0 Evidence Plus: $30 per month if billed annually Clinician: $110 per month if billed annually Practice: $180/month billed annually Remote: $299.99 Enterprise: Custom pricing |
| Reviews | 4.0 in the Apple Store for iOS mobile | 4.8 in the Apple Store for iOS mobile |
Differences Between Heidi and Sully AI Features
The difference between Sully AI and Heidi is how each platform extends beyond note creation. Heidi carries output forward, turning a single patient visit into referrals, summaries, and follow-up tasks without duplication.
Sully AI is more focused on note generation, which requires more configuration or clinician interaction downstream of its specialized agents. In terms of customization, Sully produces structured notes aligned with enterprise EHR workflows. This gives clinicians less flexibility in formatting according to preference.
Meanwhile, Heidi adapts to individual clinician preferences: voice, specialty requirements, and template structures to reflect the way clinicians work. Its clinical value is consistently reflected in outcomes like reduced documentation time, improved note quality, and increased clinician presence during visits.
Sully AI Specialties vs Heidi Use Cases
Sully supports various specialties, including primary care, mental health, and more, with agents and workflows tailored to each area. The platform is organized around AI roles rather than segregated specialty modules. Based on publicly available sources, there is no available list of supported specialties.
On the other hand, Heidi is more structured around the clinician workflow and tasks they perform, such as notes, care plans, and patient follow-ups. The same workflow applies across different clinical settings, with specialty-specific behavior configured via templates and actions.
Sully AI Scribe vs Heidi Scribe Reliability
Sully AI is often reliable in delivering structured notes from consultations. However, its reliability is largely tied to transcription accuracy within the consult and the quality of the audio input.
Heidi Scribe produces notes that hold up under scrutiny. Structured, complete, ready for billing and compliance. These notes are usable without rework.
Heidi is designed to perform reliably across more complex environments where patient interactions may be longer and include multiple speakers, while background noise is unavoidable. As a platform, it extends reliability and productivity by syncing automatically when connectivity drops.
Comparison of Sully AI Compliance and Heidi’s Guardrails
Both Sully AI and Heidi meet healthcare compliance requirements to securely handle patient data, in line with regulatory policies. Sully focuses on maintaining compliance through standard security and data handling measures for a medical scribe.
Heidi pairs compliance with built-in guardrails. This includes structured templates and documentation controls, strong data privacy protections, and a clinician-in-the-loop review to make sure that outputs avoid legal implications and are auditable and governed with clinical safety.
Sully AI Chrome Extension vs Heidi Multi-Platform Experience
How a tool is accessed shapes how easily it fits into practice. Clinicians move between exam rooms, sites, and session types throughout the day. The platform needs to keep up.
Sully is a browser layer that offers convenience. It works better through plug-ins like Chrome extensions, but they don’t provide a dedicated app that’s generally more secure. Using Sully may work well for browser-dependent workflows, but it limits documentation to internet connectivity.
Heidi ensures work is never lost due to inconvenience, as it follows clinicians whether they work online or offline. It works seamlessly across apps on desktop and mobile, allowing them to document reliably across settings without breaking care flow.
Heidi and Sully AI Language Support Compared
Both platforms support multilingual documentation, but Heidi offers broader coverage, supporting over 110 languages compared with Sully AI’s 20 languages.
This wider range allows Heidi to better handle diverse patient populations and mixed-language consultations, particularly in settings where language switching is common.
Sully AI Integrations vs Heidi Workflow Fit
Integration count can look impressive, but volume does not guarantee usability. Integration also means different things depending on how a platform is designed.
For Sully AI, it leans more towards deep EHR integration, with two-way sync and extension-based access within existing systems.
Heidi focuses on fit. It starts with the encounter itself. Clinical documents are handled within a single workflow, and outputs move cleanly into EHRs and downstream systems.
Teams can go live quickly as there’s less friction and fewer steps. With Heidi, there’s no extra layer to manage.
Sully AI Adoption vs Heidi
Sully AI adoption is often driven top-down since it requires integration into existing systems before clinicians see full value. It slows down rollout and limits early use to specific clinical environments.
Meanwhile, Heidi takes a more clinician-led approach, as it enables immediate implementation, with no heavy setups required. One clinician starts, then others follow. Adoption builds through real utility and not mandate, with Heidi.
Sully AI Pricing and Cost vs Heidi
Pricing for both platforms depends on deployment model, team size, and how the tool is adopted across the clinical organization. Price is only one part of the equation, though. The real cost sits in time, admin load, and missed revenue.
Sully AI’s pricing is often tied to enterprise-style adoption, where costs are influenced by integrations, system configuration, and workflow automation. This makes pricing less transparent and more dependent on the setup. Based on third-party sources, Sully pricing tiers include $79 for Pro, $99 for Premium, and custom for Enterprise.
Value shows up in the day-to-day with Heidi. Pricing models are more flexible and accessible from the outset. It offers usage-based pricing with a real free tier, allowing clinicians and teams to start right away and scale as needed.
Sully AI Reviews vs Heidi Clinician Feedback
Sully AI holds a 4.0 rating in the App Store, suggesting solid functionality but a smaller and more mixed set of user experience. Feedback often reflects its enterprise-focused, EHR-anchored use rather than individual clinician adoption.
On the other hand, Heidi has consistent feedback. Users' average rate of our iOS app is 4.8. Consistency comes from the time it’s returned, its ease of use, and the confidence in the note quality that boosts better presence with patients.
Heidi: A Trusted Alternative to Sully AI
Heidi is a multi-product platform designed to ease clinicians’ daily workflow, extending beyond documentation to cover the full administrative cycle of care.
It is built to work in the realities of all practices through the following products:
- Heidi Remote - Offline-ready input for patient dialogue which syncs back to Heidi when you’re online, so sessions don’t stop even in low-connectivity environments.
- Comms - Automates routine patient communications with clear oversight from the care team.
- Evidence - Citation-backed clinical answers in the flow of work, grounded in trusted sources instead of generic search results.
Trusted globally, Heidi is built with regional privacy and compliance at its core, aligning with standards such as HIPAA, GDPR, the Australian Privacy Principles, and PIPEDA.
Sully AI vs Heidi Comparison FAQs
Sully AI uses general-purpose, medically tuned speech recognition models that perform reasonably well in noisy environments. However, accuracy still largely depends on noise filtering and the quality of the audio setup.
Meanwhile, Heidi is designed for clinical settings, with more advanced ambient capabilities that improve the separation of speech from background noise and handling of overlapping conversations.
It is optimized for real-world environments like busy clinics, using techniques such as speaker differentiation and high-quality audio to maintain accuracy even in less controlled conditions.
