# MDS Events vs 3D Spasticity

The clearest difference is review sentiment: 3D Spasticity at 50% against MDS Events's 0%. 3D Spasticity also leads on update cadence (every 6 months vs every 12 months) and iOS requirement (13.0 vs 16.0). MDS Events's advantage is rating (4.5 vs 4.1) and ratings volume (50 vs 12). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MDS Events holds the better App Store score, 4.5 against 4.1. Both are backed by a comparable volume of ratings — 50 and 12 respectively. Written reviews complicate that: 0% of MDS Events's written reviews are positive against 50% of 3D Spasticity's, so the app with the better star average is not the one people write more warmly about.

MDS Events ships an update every 12 months, 3D Spasticity every 6 months. The most recent releases landed on June 1, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | MDS Events | 3D Spasticity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (50 ratings)](https://appshunter.io/ios/app/mds-events/id1434098838/reviews)** | [4.1 (12 ratings)](https://appshunter.io/ios/app/3d-spasticity/id1450310483/reviews) |
| Number of ratings | **50** | 12 |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 6 months** |
| Monetization | Free | Free |
| Size | 91 MB | 523 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [The Movement Disorder Society](https://appshunter.io/developer/533955667) | [Allergan, Inc.](https://appshunter.io/developer/420911057) |

## What reviewers say

### MDS Events

[App page](https://appshunter.io/ios/app/mds-events/id1434098838)

Access comprehensive information for medical congresses, including sessions, speaker details, and exhibitor listings. Stay updated on the International Congress of Parkinson’s Disease and Movement Disorders® and other regional events.

**Highlights:** Event session access, Speaker information, Exhibitor listings, Regional event updates, Congress networking

**In-app purchases:** none


### 3D Spasticity

[App page](https://appshunter.io/ios/app/3d-spasticity/id1450310483)

Explore adult spasticity anatomy in 3D using augmented reality. Scan workbook images to rotate postures, visualize muscles, and fine-tune limb positioning for detailed anatomical understanding. This app is intended for medical professionals.

**Highlights:** Augmented reality anatomy visualization, 360° posture rotation, Muscle depth visualization, Limb positioning fine-tuning, Functional anatomy details, Clinical considerations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MDS Events free?

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

### Is 3D Spasticity free?

3D Spasticity is free to download, with no in-app purchases.

### Which has better reviews, MDS Events or 3D Spasticity?

MDS Events is rated higher. MDS Events averages 4.5 out of 5 from 50 ratings, while 3D Spasticity averages 4.1 from 12 ratings.

### Do MDS Events or 3D Spasticity have ads?

Neither MDS Events nor 3D Spasticity shows ads.

### Which is updated more often, MDS Events or 3D Spasticity?

MDS Events ships an update every 12 months, and 3D Spasticity every 6 months. Most recently, MDS Events was updated on June 1, 2026 and 3D Spasticity on September 20, 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.*