App database

Goniometer: Range of Motion

KEVIN LAN

Store data observed · From public App Store data · How we score apps

  • Medical
  • App Store
  • United States
  • 4.820 ratings
  • Free download
  • Updated
  • Observed

Ratings

Observed
204.8★ average

Chart position

Observed
—Not on the top charts

90-day growth

—not enough history yet

Opportunity score

AI-derived
43/100Moderate · low confidence
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About Goniometer: Range of MotionObserved

Goniometer: Range of Motion is a Medical app by KEVIN LAN on the United States App Store. Released Jun 18, 2026; last updated Oct 4, 2026 (version 1.9.0). Goniometer: Range of Motion is free to download.

As of Oct 9, 2026, Goniometer: Range of Motion has a 4.8-star average rating from 20 ratings on the United States App Store. MRRBeam rates the success of Goniometer: Range of Motion 23/100 (early stage).

Measure joint range of motion with the device already in your pocket. Goniometer turns the iPhone's motion sensor into a clinical-style goniometer: place the phone against the limb, read the live angle, and lock it when steady.
From the App Store listing
Success score
23/100 Early stage
In Medical
Outside the top 100
Chart position
Not on the top charts
Developer
KEVIN LAN
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Goniometer: Range of Motion: common questions

What is Goniometer: Range of Motion?
Goniometer: Range of Motion is a Medical app developed by KEVIN LAN, available on the App Store. It was first released on Jun 18, 2026.
How is Goniometer: Range of Motion rated?
Goniometer: Range of Motion has a 4.8-star average rating from 20 ratings on the United States App Store as of Oct 9, 2026.
How much does Goniometer: Range of Motion cost?
Goniometer: Range of Motion is free to download.
Is Goniometer: Range of Motion successful?
MRRBeam rates the success of Goniometer: Range of Motion 23/100 (early stage). The success score combines rating volume, chart position and average rating.
When was Goniometer: Range of Motion last updated?
Goniometer: Range of Motion was last updated on Oct 4, 2026 (version 1.9.0).
What are alternatives to Goniometer: Range of Motion?
Similar Medical apps tracked by MRRBeam include CVS Health, MyChart, healow, UnitedHealthcare and GoodRx: Prescription Savings.
Is there room to build a competitor to Goniometer: Range of Motion?
MRRBeam's opportunity score for Goniometer: Range of Motion is 43/100. Limited opening: little observable demand, a crowded category with entrenched leaders and a strong 4.8★ rating.