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SVV is a medical diagnostic utility for ENT specialists that measures perceived verticality using standard game controllers on iOS.

The App DNA

What makes this app unique?

It removes the financial barrier of proprietary diagnostic hardware by allowing clinicians to use existing office equipment for vestibular testing.

For Medical professionals and ENT specialists conducting vestibular function assessments.

What does it look like?

Key features

SVV Testingedge

Measures deviation from true vertical to evaluate vestibular function and otolith organ health.

External Controller Supportedge

Enables use of Nintendo, PlayStation, and Xbox controllers for line adjustment, lowering adoption friction.

Statistical Calculationstandard

Computes mean and standard deviation from 10 test repetitions for professional documentation.

How much does it cost?

freeFree

Provided as a free utility to support the developer's broader clinical software ecosystem.

Velocity

Maintenance developmentUX improvementsperformanceShow more...

With two releases in the observed window and the latest update occurring 12 days ago, the app maintains a maintenance-level cadence of roughly one update per month. Development is currently focused on minor technical refinements and input standardization rather than new feature expansion. The project shows a stable, low-frequency release pattern typical of utility-focused software that has reached a mature state. No significant feature shifts or live-service events have been observed in recent history.

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Who built it?

Kuroda ENT Clinic

4 apps tracked · Medical

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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
0.00 · 0

Not enough recent reviews to extract reliable themes yet.

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Competition

Competitive landscape for SVV

How's the Medical market?

SVV operates as a specialized medical tool within the ENT diagnostic space. The free pricing model serves as a lead-generation mechanism for the Kuroda ENT Clinic's broader clinical software suite rather than a standalone revenue product.

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The rivals identified

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The Analyst's Read

Key takeaways for SVV

Where is it heading?

The market for specialized ENT diagnostic tools remains stable, with practitioners prioritizing precision and hardware compatibility over consumer-facing features. SVV is well-positioned to maintain its role as a niche utility, provided the developer continues to focus on clinical accuracy rather than store-based growth.

  • Standardizing rotation sensitivity to 0.25 degrees ensures diagnostic consistency, which is the primary requirement for professional medical documentation.
  • The monthly maintenance cadence indicates the developer treats SVV as a stable utility rather than a high-growth consumer product.

The SWOT

Core Strengths
  • Standardized 0.25-degree rotation sensitivity ensures clinical data consistency
  • Consumer-grade controller support eliminates proprietary hardware costs
Critical Frictions 1 weakness inside
Growth Levers
  • Automated EHR integration for diagnostic output
Market Threats 1 threat identified

Next best moves

1 Invest

Publish a clinical validation whitepaper because the lack of store ratings hinders professional adoption → increase practitioner trust

The counter-intuitive read

The lack of store ratings is a feature, not a bug…

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Bottom line

Standardizing controller input for clinical precision establishes SVV as a reliable diagnostic tool, but the lack of public user engagement suggests the developer should prioritize direct clinical outreach over store-based acquisition to build professional trust.

Unlock 1 critical friction, 1 market threat and the analyst’s take.

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Sources

  1. [1] App Store, source

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by SVV, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “SVV Intelligence Report.” Updated Sep 19, 2026. https://marlvel.ai/apps/svv

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