# OpenCap vs EM One More

The clearest difference is update cadence: EM One More at every 3 weeks against OpenCap's every 6 months. OpenCap's advantage is iOS requirement (16 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.

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

OpenCap ships an update every 6 months, EM One More every 3 weeks. The most recent releases landed on November 7, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | OpenCap | EM One More |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/opencap/id1630513242/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 6 MB | 47 MB |
| Requires iOS | **16** | 26.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [Model Health, Inc.](https://appshunter.io/developer/1252127888) | [洋 刘](https://appshunter.io/developer/1896488770) |

## What reviewers say

### OpenCap

[App page](https://appshunter.io/ios/app/opencap/id1630513242)

Capture and analyze 3D human movement using your iOS device's camera. This system includes an app for video recording and a web platform for biomechanical analysis and data visualization.

**Highlights:** 3D human movement measurement, iOS video capture app, Web app for data collection, Biomechanical analysis, Cloud computing integration, Data visualization

**Features:** Vision Pro support

**In-app purchases:** none


### EM One More

[App page](https://appshunter.io/ios/app/em-one-more/id6808465508)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is OpenCap free?

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

### Is EM One More free?

EM One More is free to download, with no in-app purchases.

### Do OpenCap or EM One More have ads?

Neither OpenCap nor EM One More shows ads.

### Which is updated more often, OpenCap or EM One More?

OpenCap ships an update every 6 months, and EM One More every 3 weeks. Most recently, OpenCap was updated on November 7, 2026 and EM One More on November 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.*