Comparison

Joint Angle Measurement vs Goniometer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Joint Angle Measurement

Features
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Transform your smartphone into a professional goniometer. Joint Angle Measurement uses advanced pose detection technology to accurately measure joint angles for fitness, physical therapy, and rehabilitation tracking. PERFECT FOR PROFESSIONALS & FITNESS ENTHUSIASTS • Physical Therapists: Track patient progress with precise ROM measurements • Personal Trainers: Assess client flexibility and form • Athletes: Monitor flexibility and prevent injuries • Yoga & Pilates Instructors: Verify proper alignment • Home Rehabilitation: Track your recovery progress HIGH-PRECISION POSE DETECTION Our advanced pose detection technology automatically identifies body joints: • Shoulders, elbows, wrists • Hips, knees, ankles • Spine and neck alignment • Multi-person detection for group assessments KEY FEATURES • Instant Angle Measurement Simply take a photo or select from your library. The app automatically detects body joints and lets you measure any angle with three taps. • Visual Joint Overlay See detected joints and skeleton connections overlaid on your photos. Multiple people are detected and color-coded for easy identification. • Progress Tracking Save measurements with person names, joint labels, and notes. Track flexibility improvements and rehabilitation progress over time. • Professional Documentation Each measurement saves both the original photo and an annotated version showing the measured angle perfect for clinical records or progress reports. • Customizable Display • Adjust point and line colors for better visibility • Toggle grid overlay for alignment reference • Switch between light and dark modes • Fine-tune pose detection sensitivity PREMIUM FEATURES Upgrade to unlock advanced capabilities: • Unlimited Measurements: Save as many assessments as needed • Progress Analytics: Visualize improvement trends over time • Export Reports: Generate professional PDF reports • Cloud Backup: Sync data across devices • Ad-Free Experience: Uninterrupted professional use CLINICAL ACCURACY While not a medical device, our app provides reliable measurements suitable for: • Range of motion (ROM) assessment • Flexibility tracking • Posture analysis • Exercise form verification • Rehabilitation monitoring SIMPLE WORKFLOW 1. Take a photo or select from your library 2. App automatically detects joints 3. Tap three points to define the angle (vertex in the middle) 4. View real-time angle measurement 5. Save with person name, joint label, and notes VERSATILE APPLICATIONS • Sports Medicine: Document injury recovery • Fitness Training: Track flexibility gains • Yoga Practice: Monitor pose progression • Physical Therapy: Create patient records • Ergonomics: Assess workplace posture • Dance & Gymnastics: Perfect technique PRIVACY FOCUSED All measurements and photos are stored securely on your device. No data is uploaded to external servers without your consent. Start measuring joint angles professionally today. Download Joint Angle Measurement and bring precision to your fitness and rehabilitation practice.

About

Goniometer

Features
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Goniometer turns your smartphone into a joint range-of-motion measuring tool, designed for physiotherapists and healthcare professionals. Using the device's inertial sensor (IMU), measure the angle of a movement in real time, set the zero in the starting position, then capture the left and right sides to compare. An asymmetry of 10° or more is flagged automatically. Three ways to measure • Motion sensor (IMU) — lay the phone against the segment and the angle updates live, with its trace. • Angle dial — a large, clear, centred reading. • On a photo — place three points (segment, joint, segment) and the angle is computed automatically. Highlights • Real-time measurement and set-to-zero (tare) • Left / right comparison and asymmetry detection (≄ 10°) • Angle movement trace • Goniometric measurement on a photo • Built-in step-by-step help and FAQ • Available in English, French, German, Spanish, Italian, Dutch, Polish, Greek and Portuguese Goniometer is part of Physia, the clinical software ecosystem developed by Procaryote: rigorous, easy-to-use, privacy-first tools to assess, measure and follow up your patients. Goniometer is a measurement-aid tool for healthcare professionals; it does not replace clinical judgement or a certified medical device.

Screenshots

Joint Angle Measurement4 screens
Goniometer4 screens

Verdict

The call

The clearest difference is in-app purchases: Goniometer at none against Joint Angle Measurement's 2. Goniometer also leads on iOS requirement (13.0 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Joint Angle Measurement sells 2 in-app purchases, starting at $2.99 per month. Goniometer asks for nothing beyond the download.

UpkeepUpdate frequency

Joint Angle Measurement ships an update every 9 days, Goniometer every 5 days. The most recent releases landed on October 15, 2026 and October 18, 2026 respectively.

Scorecard2 real differences Ā· 4 level
Joint Angle Measurement versus Goniometer: the parameters behind the verdict, then further details
ParameterJoint Angle MeasurementGoniometer
PriceFreeFree
Update frequencyEvery 9 daysEvery 5 days — better
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.013.0 — better
Further details — not scored
Size32 MB69 MB
Age rating4+17+
Developerryo muranakaProcaryote

In-app purchases

2 purchases

Joint Angle Measurement

Subscriptions2
  • subscription3 Days trial$2.991 Month
  • Subscription3 Days trial$19.991 Year
None

Goniometer

No in-app purchases

Questions

Is Joint Angle Measurement free?
Joint Angle Measurement is free to download, with in-app purchases available.
Is Goniometer free?
Goniometer is free to download, with no in-app purchases.
Do Joint Angle Measurement or Goniometer have ads?
Neither Joint Angle Measurement nor Goniometer shows ads.
Which is updated more often, Joint Angle Measurement or Goniometer?
Joint Angle Measurement ships an update every 9 days, and Goniometer every 5 days. Most recently, Joint Angle Measurement was updated on October 15, 2026 and Goniometer on October 18, 2026.

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