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AcetabularIndex is a medical software tool for orthopaedic surgeons and residents that automates hip dysplasia angle measurements on X-rays.

The App DNA

What makes this app unique?

Users hire AcetabularIndex to eliminate the time-consuming manual process of measuring angles with protractors and looking up reference values in textbooks.

For Orthopaedic surgeons, radiologists, medical students, and residents requiring objective, rapid hip dysplasia evaluation in clinical settings.

What does it look like?

Key features

Automated Acetabular Index Calculationedge

Calculates hip dysplasia angles by drawing lines between triradiate cartilage and lateral acetabular edge points on imported X-rays.

Reference Database Comparisonedge

Compares measured AI angles against age, sex, and side-specific reference values from Tönnis (1976) database.

Image Import and Storagestandard

Imports medical images from camera or device gallery and saves planned images for later review.

How much does it cost?

paidOne-time purchase at $2.99

The $2.99 one-time purchase model targets professional orthopaedic surgeons by offering a specialized, time-saving alternative to traditional manual tools.

Velocity

Maintenance developmentShow more...

5 versions in history. Development pace: maintenance.

See all version history

Who built it?

ORTHOPRACTIS.COM SINGLE MEMBER P.C.

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Explore the full publisher profile

User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
5.00 · 1

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for AcetabularIndex

How's the Medical market?

AcetabularIndex maintains a niche professional presence, appearing in the top 100 Paid category in multiple international markets. The lack of recent updates contrasts with the high-frequency release cycles of broader anatomical references, signaling a stable but stagnant market posture.

Read the market outlook

The rivals identified

AO Surgery Reference
AO Surgery Referenceactive nemesis

By AO Foundation

Provides a comprehensive, standardized clinical reference for orthopedic surgeons that directly competes with this app's focus on specific hip dysplasia measurements.

  • Maintains a massive, peer-reviewed clinical knowledge base that serves as a global orthopedic standard.
  • Offers multi-platform accessibility that integrates clinical decision-making directly into the surgical workflow.
AcetabularIndex vs AO Surgery Reference

Unlock the deeper market read.

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The Analyst's Read

Key takeaways for AcetabularIndex

Where is it heading?

The market for specialized orthopaedic tools is consolidating around broader platforms that offer integrated diagnostic suites. AcetabularIndex remains stable due to its specific focus on the acetabular index, but the lack of feature expansion leaves it exposed to rivals that offer multi-platform synchronization and 3D visualization.

  • The maintenance-only update cadence signals a stable, low-risk tool that serves a specific clinical need without requiring constant feature expansion.
  • Broader anatomical platforms are integrating specialized measurements, which threatens to commoditize AcetabularIndex's core value proposition over the next two quarters.

The SWOT

Core Strengths
  • Automated calculation replaces manual goniometer workflows
  • Built-in Tönnis reference database eliminates textbook lookups
  • Image storage enables longitudinal tracking of dysplasia
Critical Frictions 3 weaknesses inside
Growth Levers
  • Localized pricing in high-ARPU international markets
  • Integration with EHR systems for surgical planning
  • Expansion into automated lateral sourcil detection
Market Threats 3 threats identified

Next best moves

1 Invest · 1 Maintain

Ship cloud-sync for patient images because it is the top barrier to multi-device clinical workflows → increase professional retention

+ 1 more prioritized move

The counter-intuitive read

The app's lack of frequent updates is a feature, not a bug…

Read the full take

Feature gaps

3D anatomical visualization (available in Complete Anatomy but absent here) +1

Since the last report: The app has formalized its market positioning and feature set through detailed documentation of its $2.99 pricing model and specific clinical differentiators.

Bottom line

AcetabularIndex solves a specific clinical bottleneck through automated measurement, but its maintenance-mode status risks obsolescence against broader anatomical platforms, so the PM should prioritize cloud-sync to anchor the app in professional surgical workflows.

Unlock 3 critical frictions, 3 market threats, 1 more prioritized move and the analyst’s take.

Access the full report for free

Sources

  1. [1] App Store, source
  2. [2] Developer website, 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 AcetabularIndex, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

What's new

The app has formalized its market positioning and feature set through detailed documentation of its $2.99 pricing model and specific clinical differentiators.

improved

Feature Repositioning

added

Pricing Model Defined

shifted

Audience Expansion

added

SWOT Analysis

Cite this report

Marlvel.ai. “AcetabularIndex Intelligence Report.” Updated Jul 27, 2026. https://marlvel.ai/apps/acetabularindex

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