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K-D Balance

K-D Balance

By King-Devick Test

K-D Balance is an FDA-cleared clinical assessment tool for athletic trainers and physical therapists, structured around accelerometer-based balance testing on iOS devices.

The App DNA

What makes this app unique?

The platform removes the subjectivity of manual balance observation, allowing professionals to track patient recovery longitudinally through objective, device-derived scores.

For Trained professionals including athletic trainers, physical therapists, nurses, and physicians conducting balance assessments.

What does it look like?

Key features

Objective Balance Assessmentedge

Derives a balance score using the device internal accelerometer to detect movement during three specific stances. Revenue Link: B2B / partnership — requires an existing account, functioning as a gate for professional clinical use.

Longitudinal Trackingedge

Enables professionals to compare assessment results over time for individual patients. Revenue Link: Retention — provides clinical value that incentivizes continued use of the platform for patient monitoring.

How much does it cost?

freemiumFree to downloadRequires existing K-D Balance account for access

The app functions as a B2B tool where access is gated by an existing professional account rather than direct in-app purchase.

Velocity

Maintenance developmentopaqueperformanceShow more...

K-D Balance maintains a low-frequency release cadence, shipping only two updates over the last six months. With a current update interval of 13 days since the latest release, the development trend remains firmly in the maintenance tier. The publisher provides opaque release notes for all recent builds, offering no insight into specific feature development or functional changes. The app currently relies on infrequent stability patches rather than active feature iteration.

See all version history

Who built it?

King-Devick Test

3 apps tracked · Medical

K-D Color Contrast SensitivityK-D Color Contrast SensitivityKing-Devick TestKing-Devick Test
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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
3.67 · 3

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for K-D Balance

How's the Medical market?

K-D Balance operates as a specialized clinical instrument within the Medical category, maintaining a 3.67 rating across a small sample of professional users. The lack of direct in-app monetization signals that the platform prioritizes B2B account control over consumer-facing revenue.

Read the market outlook

The rivals identified

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The Analyst's Read

Key takeaways for K-D Balance

Where is it heading?

The clinical assessment market is consolidating around objective, data-backed tools that integrate into existing professional workflows. K-D Balance is well-positioned to defend its niche as long as it maintains the integrity of its longitudinal tracking, as the cost for clinics to migrate patient data is high.

  • The maintenance-only release cadence indicates a focus on stability over feature expansion, which aligns with the needs of a clinical B2B tool.
  • FDA-cleared status provides a stable competitive position that general-purpose fitness apps cannot easily replicate without significant regulatory investment.

The SWOT

Core Strengths
  • FDA-cleared status functions as a B2B distribution barrier
  • Longitudinal tracking creates high switching costs for clinics
Critical Frictions 2 weaknesses inside
Growth Levers
  • Remote-monitoring partnerships could increase longitudinal data utility
Market Threats 1 threat identified

Next best moves

1 Maintain · 1 Invest

Maintain clinical data integrity because the FDA-cleared status is the primary B2B value driver → sustain professional trust.

+ 1 more prioritized move

The counter-intuitive read

The maintenance-mode cadence is not a weakness but a clinical necessity…

Read the full take

Bottom line

K-D Balance remains a specialized clinical utility, and its value rests on the reliability of its longitudinal data tracking. Prioritizing backend stability for clinical data integrity will defend the platform's professional-grade position against general-purpose entrants.

Unlock 2 critical frictions, 1 market threat, 1 more prioritized move 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 K-D Balance, 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. “K-D Balance Intelligence Report.” Updated Sep 19, 2026. https://marlvel.ai/apps/k-d-balance

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