# NIH Toolbox vs NIH Toolbox V3

The clearest difference is rating: NIH Toolbox V3 at 4.7 against NIH Toolbox's 1.0. NIH Toolbox V3 also leads on update cadence (every 2 months vs every 4 months) and ratings volume (3 vs 1). NIH Toolbox's advantage is monetization model (free with in-app purchases vs subscription). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. NIH Toolbox sells 5 in-app purchases, starting at $0.99 per 7 days and NIH Toolbox V3 sells 3 in-app purchases, starting at $599.99 per year. Whichever you choose, the download price is not the number that matters.

NIH Toolbox V3 holds the better App Store score, 4.7 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

NIH Toolbox ships an update every 4 months, NIH Toolbox V3 every 2 months. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | NIH Toolbox | NIH Toolbox V3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/nih-toolbox/id1002228307/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/nih-toolbox-v3/id1627119550/reviews)** |
| Number of ratings | 1 | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 715 MB | 938 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Glinberg & Associates, Inc](https://appshunter.io/developer/981361720) | [Toolbox Assessments, Inc.](https://appshunter.io/developer/1724444781) |

## What reviewers say

### NIH Toolbox

[App page](https://appshunter.io/ios/app/nih-toolbox/id1002228307)

This legacy app provides a comprehensive set of measures for cognitive, emotional, motor, and sensory function in individuals aged 3-85. Designed for research and clinical use, it offers streamlined workflows for over 50 tests. Note: this version will be retired in June 2028.

**Highlights:** Cognitive, emotional, motor, sensory function assessment, Ages 3-85, Research and clinical use, Streamlined workflows, Over 50 tests, Crosswalk among measures

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NIH Toolbox Assessments | $0.99 | per 7 days |
| NIH Toolbox Assessments | $499.99 | per year |
| NIH Toolbox Assessments | $499.99 | per year |
| NIH Toolbox Assessments | $499.99 | per year |
| NIH Toolbox Assessments | $1299.99 | per year |


### 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 |


## Frequently asked questions

### Is NIH Toolbox free?

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

### Is NIH Toolbox V3 free?

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

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

NIH Toolbox V3 is rated higher. NIH Toolbox averages 1.0 out of 5 from 1 ratings, while NIH Toolbox V3 averages 4.7 from 3 ratings.

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

Neither NIH Toolbox nor NIH Toolbox V3 shows ads.

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

NIH Toolbox ships an update every 4 months, and NIH Toolbox V3 every 2 months. Most recently, NIH Toolbox was updated on October 7, 2026 and NIH Toolbox V3 on October 6, 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.*