# My Jump Lab vs OpenCap

The clearest difference is in-app purchases: OpenCap at none against My Jump Lab's 3. OpenCap also leads on rating (5.0 vs 4.6). My Jump Lab's advantage is update cadence (every 3 weeks vs every 4 months) and ratings volume (252 vs 7). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. My Jump Lab sells 3 in-app purchases, starting at $5.99 per month. OpenCap asks for nothing beyond the download.

OpenCap holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: My Jump Lab has 252 ratings behind it against 7, so its average is the more settled of the two.

My Jump Lab ships an update every 3 weeks, OpenCap every 4 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | My Jump Lab | OpenCap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (252 ratings)](https://appshunter.io/ios/app/my-jump-lab/id1554077178/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/opencap/id1630513242/reviews)** |
| Number of ratings | **252** | 7 |
| Positive reviews | 59.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Subscription | **Free** |
| Size | 89 MB | 6 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Balsalobre](https://appshunter.io/developer/1075902286) | [Model Health, Inc.](https://appshunter.io/developer/1252127888) |

## What reviewers say

### My Jump Lab

[App page](https://appshunter.io/ios/app/my-jump-lab/id1554077178)

This app scientifically measures athletic performance using your device's camera and sensors. It offers over 30 validated tests for jumping, strength, sprinting, and more, providing lab-grade accuracy without extra hardware. Ideal for coaches, athletes, and researchers to track progress and analyze performance.

**Highlights:** Validated sports performance measurement, Over 30 performance tests, Jumping, strength, and sprinting analysis, Velocity-based training (VBT), Motion capture for real-time analysis, Multi-user support, Data export for research

**Features:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium- 1 month | $5.99 | per month |
| Premium - 1 year | $39.99 | per year |
| Premium - Lifetime | $105.99 | one-time |

**What reviewers like**

- ✅ Scientifically validated measurements
- 📊 Comprehensive testing capabilities (CMJ, SJ, VBT, etc.)
- 💪 Excellent for athletes, coaches, and sports scientists
- 🎯 Accurate vertical jump and performance tracking
- 📱 User-friendly and intuitive interface

**What reviewers complain about**

- 🐛 Frequent app crashes during tests
- 📹 Camera detection issues with exercises
- ❌ Inconsistent measurement accuracy
- 🔄 Synchronization problems between devices
- ⚠️ Limited free trial functionality

**Reported bugs**

- App crashes during complete test (3rd-4th attempt)
- CMJ automatic AI detection fails repeatedly
- Camera not activating in real-time recording
- Force-velocity profile graph not displaying
- Velocity measurements inconsistent between real-time and graph

**Requested features**

- More comprehensive video tutorials
- Desktop app synchronization
- MySprint integration
- PDF export of assessment reports
- Additional exercise templates for encoder


### 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


## Frequently asked questions

### Is My Jump Lab free?

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

### Is OpenCap free?

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

### Which has better reviews, My Jump Lab or OpenCap?

OpenCap is rated higher. My Jump Lab averages 4.6 out of 5 from 252 ratings, while OpenCap averages 5.0 from 7 ratings.

### Do My Jump Lab or OpenCap have ads?

Neither My Jump Lab nor OpenCap shows ads.

### Which is updated more often, My Jump Lab or OpenCap?

My Jump Lab ships an update every 3 weeks, and OpenCap every 4 months. Most recently, My Jump Lab was updated on October 25, 2026 and OpenCap on October 25, 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.*