# 3D Spasticity vs NowYouKnowMed

The clearest difference is review sentiment: NowYouKnowMed at 100% against 3D Spasticity's 50%. NowYouKnowMed also leads on rating (4.6 vs 4.1) and update cadence (every 3 weeks vs every 6 months). 3D Spasticity's advantage is in-app purchases (none vs 2) and iOS requirement (13.0 vs 15.1). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. NowYouKnowMed sells 2 one-off in-app purchases. 3D Spasticity asks for nothing beyond the download.

NowYouKnowMed holds the better App Store score, 4.6 against 4.1. Both are backed by a comparable volume of ratings — 12 and 9 respectively. Written reviews point the same way: 50% of 3D Spasticity's written reviews are positive against 100% of NowYouKnowMed's.

3D Spasticity ships an update every 6 months, NowYouKnowMed every 3 weeks. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | 3D Spasticity | NowYouKnowMed |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (12 ratings)](https://appshunter.io/ios/app/3d-spasticity/id1450310483/reviews) | **[4.6 (9 ratings)](https://appshunter.io/ios/app/nowyouknowmed/id6648798784/reviews)** |
| Number of ratings | **12** | 9 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 523 MB | 41 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Allergan, Inc.](https://appshunter.io/developer/420911057) | [NowYouKnowNeuro LLC](https://appshunter.io/developer/1763886502) |

## What reviewers say

### 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


### NowYouKnowMed

[App page](https://appshunter.io/ios/app/nowyouknowmed/id6648798784)

This medical study companion offers over 1400 expert-crafted questions and flashcards designed for neurologists and psychiatrists preparing for board exams. It provides doctor-approved content, including browser-based chapters and image banks, to enhance learning and confidence.

**Highlights:** 1400+ expert-crafted questions, 1400+ flashcards, Doctor-approved content, Browser-based chapter content, Image banks, Board and In-Service exam prep

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Psychiatry Exam One Year Pass | $214.99 | one-time |
| Neurology Exam One Year Pass | $369.99 | one-time |


## Frequently asked questions

### Is 3D Spasticity free?

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

### Is NowYouKnowMed free?

NowYouKnowMed is free to download, with in-app purchases available.

### Which has better reviews, 3D Spasticity or NowYouKnowMed?

NowYouKnowMed is rated higher. 3D Spasticity averages 4.1 out of 5 from 12 ratings, while NowYouKnowMed averages 4.6 from 9 ratings.

### Do 3D Spasticity or NowYouKnowMed have ads?

Neither 3D Spasticity nor NowYouKnowMed shows ads.

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

3D Spasticity ships an update every 6 months, and NowYouKnowMed every 3 weeks. Most recently, 3D Spasticity was updated on November 6, 2026 and NowYouKnowMed on November 8, 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.*