# ARorthopaedicGoniometer vs WITMOTION

The clearest difference is price: WITMOTION at Free against ARorthopaedicGoniometer's $6.99. WITMOTION also leads on review sentiment (38% vs 0%) and update cadence (every 2 weeks vs every 10 months). ARorthopaedicGoniometer's advantage is iOS requirement (13.2 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

WITMOTION is free to download; ARorthopaedicGoniometer costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ARorthopaedicGoniometer ships an update every 10 months, WITMOTION every 2 weeks. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | ARorthopaedicGoniometer | WITMOTION |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | — | **[3.0 (10 ratings)](https://appshunter.io/ios/app/witmotion/id6466998150/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | 0.0% of reviews | **37.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 weeks** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 33 MB |
| Requires iOS | **13.2** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [ORTHOPRACTIS.COM SINGLE MEMBER P.C.](https://appshunter.io/developer/1286360877) | [WitMotion Shenzhen Co.,Ltd](https://appshunter.io/developer/1509593957) |

## What reviewers say

### ARorthopaedicGoniometer

[App page](https://appshunter.io/ios/app/arorthopaedicgoniometer/id1439505753)

This app uses augmented reality to accurately measure joint range of motion. It allows medical professionals to easily record and save measurements directly from their device's camera, offering a precise and convenient alternative to traditional goniometers.

**Highlights:** Augmented reality angle measurement, Accurate joint range of motion estimation, Live camera feed measurement, Save measurements as screenshots, Adjustable pointer calibration, Intuitive point selection

**In-app purchases:** none


### WITMOTION

[App page](https://appshunter.io/ios/app/witmotion/id6466998150)

This app provides convenient sensor data display and configuration for tilt sensors. It offers real-time data, visual charts, 3D angle display, and data recording for analysis.

**Highlights:** Real-time tilt sensor data display, Sensor configuration (sample rate, sensitivity), Visual chart tools (curve, scatter plots), 3D angle display, User-friendly interface, Data recording and export

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ARorthopaedicGoniometer free?

ARorthopaedicGoniometer costs $6.99, with no in-app purchases.

### Is WITMOTION free?

WITMOTION is free to download, with no in-app purchases.

### Do ARorthopaedicGoniometer or WITMOTION have ads?

Neither ARorthopaedicGoniometer nor WITMOTION shows ads.

### Which is updated more often, ARorthopaedicGoniometer or WITMOTION?

ARorthopaedicGoniometer ships an update every 10 months, and WITMOTION every 2 weeks. Most recently, ARorthopaedicGoniometer was updated on October 7, 2026 and WITMOTION on October 12, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*