ThinkSono vs Viz.ai (2026): Pricing, Features & Which to Choose

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

Lower starting price
Not comparable
Not comparable: ThinkSono does not list a price
Free plan
Tie
Neither has one
Higher rating
Viz.ai
4.1 against 4.4
Same job?
Yes
Both are Healthcare AI tools

Side by side

Compared on	ThinkSono	Viz.ai
Our rating	4.1	4.4Better
Starts at	Not listed	Not listed
Free plan	No	No
Category	Healthcare AI	Healthcare AI
Plans	See pricing	See pricing
Key features	Real-time guidance for probe positioning and anatomy Proximal compression ultrasound for DVT Designed for non-ultrasound-trained clinicians Scan upload and automated reporting CE Class IIb marked for EU and UK use	First FDA-cleared AI platform for stroke triage and large vessel occlusion detection Alerts the entire care team simultaneously rather than one reader at a time Trusted by more than 2,000 hospitals across the United States #1 AI-powered clinical decision support platform, 2026 Black Book survey 44% reduction in door-in-door-out time shown in 2026 clinical data
Pros	Compresses a day-long diagnostic pathway to about 30 minutes Puts the scan in the hands of the clinician already with the patient CE Class IIb marking rather than research-only status	Pioneered FDA-cleared AI stroke triage with a long clinical track record Simultaneous care-team alerting addresses coordination, not just detection speed Massive hospital network, 2,000+, gives strong real-world validation
Cons	Not FDA approved, so unavailable clinically in the United States No published pricing Guided scanning still depends on the operator's hand	Enterprise pricing requires a sales conversation, no published self-serve rate Built specifically for time-critical conditions like stroke, a narrow clinical scope Best suited to hospitals with the imaging infrastructure to support real-time triage
Company	ThinkSono GmbH	Viz.ai, founded 2016

Prices come from each vendor's pricing page, last checked 20260814. Check the vendor before you buy.

FAQ

Questions people ask

Is ThinkSono better than Viz.ai?

In our reviews ThinkSono scores 4.1 and Viz.ai scores 4.4. The better pick depends on the job. ThinkSono: Guides a nurse through a DVT ultrasound in real time, cutting the pathway to 30 minutes. Viz.ai: Trusted by 2,000+ hospitals, cutting stroke transfer time by 44% in 2026 clinical data.

Which is cheaper, ThinkSono or Viz.ai?

ThinkSono: see pricing. Viz.ai: see pricing.

Do ThinkSono and Viz.ai have free plans?

Neither lists a free plan.

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