# Alfin vs NIH Toolbox V3

The clearest difference is in-app purchases: Alfin at none against NIH Toolbox V3's 3. Alfin also leads on rating (5.0 vs 4.7) and device support (3 vs 1). NIH Toolbox V3's advantage is ratings volume (3 vs 1). On price, update cadence 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. Alfin asks for nothing beyond the download.

Alfin holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Alfin ships an update every 3 months, NIH Toolbox V3 every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Alfin | NIH Toolbox V3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/alfin/id1527551377/reviews)** | [4.7 (3 ratings)](https://appshunter.io/ios/app/nih-toolbox-v3/id1627119550/reviews) |
| Number of ratings | 1 | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free** | Subscription |
| Size | 70 MB | 938 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Beacon Biosignals](https://appshunter.io/developer/1658576264) | [Toolbox Assessments, Inc.](https://appshunter.io/developer/1724444781) |

## What reviewers say

### Alfin

[App page](https://appshunter.io/ios/app/alfin/id1527551377)

This medical application serves as an interface for controlling a specific headband device, ensuring its correct operation for clinical research. It is designed exclusively for healthcare professionals and researchers, not general consumers. The app prioritizes user privacy by not collecting personal health data.

**Highlights:** Headband control interface, Ensures proper device functioning, Clinical purposes only, No personal health data collection, Compatible with various iOS devices

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Alfin free?

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

### Is NIH Toolbox V3 free?

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

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

Alfin is rated higher. Alfin averages 5.0 out of 5 from 1 ratings, while NIH Toolbox V3 averages 4.7 from 3 ratings.

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

Neither Alfin nor NIH Toolbox V3 shows ads.

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

Alfin ships an update every 3 months, and NIH Toolbox V3 every 2 months. Most recently, Alfin was updated on November 3, 2026 and NIH Toolbox V3 on November 3, 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.*