# Balance by NIH Toolbox V3 vs MyCap

The clearest difference is update cadence: MyCap at every 3 weeks against Balance by NIH Toolbox V3's every 17 months. MyCap also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Balance by NIH Toolbox V3 ships an update every 17 months, MyCap every 3 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Balance by NIH Toolbox V3 | MyCap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (8 ratings)](https://appshunter.io/ios/app/mycap/id6448734173/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 1 MB | 285 MB |
| Requires iOS | 16.2 | **13.0** |
| Devices | iPhone | **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

### Balance by NIH Toolbox V3

[App page](https://appshunter.io/ios/app/balance-by-nih-toolbox-v3/id6448584619)

**In-app purchases:** none


### 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 Balance by NIH Toolbox V3 free?

Balance by NIH Toolbox V3 is free to download, with no in-app purchases.

### Is MyCap free?

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

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

Neither Balance by NIH Toolbox V3 nor MyCap shows ads.

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

Balance by NIH Toolbox V3 ships an update every 17 months, and MyCap every 3 weeks. Most recently, Balance by NIH Toolbox V3 was updated on October 27, 2026 and MyCap on October 24, 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.*