# REDCap Mobile App vs NIH Toolbox

The clearest difference is review sentiment: NIH Toolbox at 100% against REDCap Mobile App's 25%. REDCap Mobile App's advantage is rating (4.5 vs 1.0) and in-app purchases (none vs 4). On price and ads there is nothing between them.

Both are free to download. NIH Toolbox sells 4 in-app purchases, starting at $0.99 per 7 days. REDCap Mobile App asks for nothing beyond the download.

REDCap Mobile App holds the better App Store score, 4.5 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews complicate that: 25% of REDCap Mobile App's written reviews are positive against 100% of NIH Toolbox's, so the app with the better star average is not the one people write more warmly about.

REDCap Mobile App ships an update every 3 weeks, NIH Toolbox every 4 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | REDCap Mobile App | NIH Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/redcap-mobile-app/id972760478/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/nih-toolbox/id1002228307/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 26 MB | 715 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vanderbilt University Medical Center](https://appshunter.io/developer/1114939673) | [Glinberg & Associates, Inc](https://appshunter.io/developer/981361720) |

## What reviewers say

### REDCap Mobile App

[App page](https://appshunter.io/ios/app/redcap-mobile-app/id972760478)

Collect data offline for your REDCap projects. Download your project securely, gather information on your device, and sync it back to the server. Supports text, photos, videos, signatures, and audio.

**Highlights:** Offline data collection, Secure project download, Multi-user interface, Support for photos, videos, audio, and signatures, Activity logging for audit purposes, Participant data entry restriction

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 (4)**

| 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 | $1299.99 | per year |


## Frequently asked questions

### Is REDCap Mobile App free?

REDCap Mobile App is free to download, with no in-app purchases.

### Is NIH Toolbox free?

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

### Which has better reviews, REDCap Mobile App or NIH Toolbox?

REDCap Mobile App is rated higher. REDCap Mobile App averages 4.5 out of 5 from 4 ratings, while NIH Toolbox averages 1.0 from 1 ratings.

### Do REDCap Mobile App or NIH Toolbox have ads?

Neither REDCap Mobile App nor NIH Toolbox shows ads.

### Which is updated more often, REDCap Mobile App or NIH Toolbox?

REDCap Mobile App ships an update every 3 weeks, and NIH Toolbox every 4 months. Most recently, REDCap Mobile App was updated on November 1, 2026 and NIH Toolbox on November 1, 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.*