# NIH Toolbox V3 vs MyCap

The clearest difference is in-app purchases: MyCap at none against NIH Toolbox V3's 3. MyCap also leads on update cadence (fortnightly vs every 2 months) and device support (3 vs 1). NIH Toolbox V3's advantage is rating (4.7 vs 4.4). On price, ratings volume and ads there is nothing between them.

Both are free to download. NIH Toolbox V3 sells 3 in-app purchases, starting at $599.99 per year. MyCap asks for nothing beyond the download.

NIH Toolbox V3 holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 3 and 7 respectively.

NIH Toolbox V3 ships an update every 2 months, MyCap fortnightly. The most recent releases landed on September 18, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | NIH Toolbox V3 | MyCap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/nih-toolbox-v3/id1627119550/reviews)** | [4.4 (7 ratings)](https://appshunter.io/ios/app/mycap/id6448734173/reviews) |
| Number of ratings | 3 | **7** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Subscription | **Free** |
| Size | 938 MB | 285 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Toolbox Assessments, Inc.](https://appshunter.io/developer/1724444781) | [Vanderbilt University Medical Center](https://appshunter.io/developer/1114939673) |

## What reviewers say

### NIH Toolbox V3

[App page](https://appshunter.io/ios/app/nih-toolbox-v3/id1627119550)

This app provides a comprehensive set of measures to assess cognitive, emotional, motor, and sensory functions in individuals aged 3-85. Designed for research and clinical use, it offers streamlined workflows and a user interface for over 50 measures, enabling data pooling and crosswalk analysis.

**Highlights:** Cognitive, emotional, motor, sensory function assessment, Ages 3-85, Streamlined workflows and UI, Over 50 measures, Crosswalk among measures, Includes PROMIS tests

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Access on 2 iPads | $599.99 | per year |
| Access on 6 iPads | $1499.99 | per year |
| Access on 10 iPads | $2499.99 | per year |


### MyCap

[App page](https://appshunter.io/ios/app/mycap/id6448734173)

This application allows individuals to participate in research studies by submitting their data through surveys and other methods. Users can easily join a project by scanning a provided QR code.

**Highlights:** Contribute to research studies, Submit data via surveys, Join projects with QR code, Secure data submission

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NIH Toolbox V3 free?

NIH Toolbox V3 is free to download, with in-app purchases available.

### Is MyCap free?

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

### Which has better reviews, NIH Toolbox V3 or MyCap?

NIH Toolbox V3 is rated higher. NIH Toolbox V3 averages 4.7 out of 5 from 3 ratings, while MyCap averages 4.4 from 7 ratings.

### Do NIH Toolbox V3 or MyCap have ads?

Neither NIH Toolbox V3 nor MyCap shows ads.

### Which is updated more often, NIH Toolbox V3 or MyCap?

NIH Toolbox V3 ships an update every 2 months, and MyCap fortnightly. Most recently, NIH Toolbox V3 was updated on September 18, 2026 and MyCap on September 21, 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.*