# OpenCap vs Jump AiK

The clearest difference is in-app purchases: OpenCap at none against Jump AiK's 7. OpenCap also leads on iOS requirement (15.6 vs 18.0). Jump AiK's advantage is update cadence (monthly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Jump AiK sells 7 in-app purchases, starting at $4.99 per month. OpenCap asks for nothing beyond the download.

OpenCap ships an update every 4 months, Jump AiK monthly. The most recent releases landed on October 15, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | OpenCap | Jump AiK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/opencap/id1630513242/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | — |
| Size | 6 MB | 225 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Model Health, Inc.](https://appshunter.io/developer/1252127888) | [AIKYNETIX LLC](https://appshunter.io/developer/1565394041) |

## What reviewers say

### OpenCap

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

Capture 3D human movement data using your iOS device's camera. Analyze biomechanics through a comprehensive system including an app, web platform, and cloud computing.

**Highlights:** 3D human movement capture, iOS video recording, Web-based data collection, Biomechanical analysis, Cloud computing integration

**Features:** Vision Pro support

**In-app purchases:** none


### Jump AiK

[App page](https://appshunter.io/ios/app/jump-aik/id6739533269)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic | $4.99 | per month |
| Pro | $19.99 | per month |
| Premium | $44.99 | per month |
| Basic | $53.99 | per year |
| Pro | $204.99 | per year |
| Premium | $439.99 | per year |
| Offline Processing | $1.99 | one-time |


## Frequently asked questions

### Is OpenCap free?

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

### Is Jump AiK free?

Jump AiK is free to download, with in-app purchases available.

### Do OpenCap or Jump AiK have ads?

Neither OpenCap nor Jump AiK shows ads.

### Which is updated more often, OpenCap or Jump AiK?

OpenCap ships an update every 4 months, and Jump AiK monthly. Most recently, OpenCap was updated on October 15, 2026 and Jump AiK on October 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.*