# OpenCap vs Demotu

The clearest difference is rating: OpenCap at 5.0 against Demotu's 4.1. OpenCap also leads on in-app purchases (none vs 19). Demotu's advantage is update cadence (fortnightly vs every 4 months) and ratings volume (41 vs 5). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Demotu sells 19 in-app purchases, starting at $12.99 per month. OpenCap asks for nothing beyond the download.

OpenCap holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Demotu has 41 ratings behind it against 5, so its average is the more settled of the two.

OpenCap ships an update every 4 months, Demotu fortnightly. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | OpenCap | Demotu |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/opencap/id1630513242/reviews)** | [4.1 (41 ratings)](https://appshunter.io/ios/app/demotu-coaching-intelligence/id1643253527/reviews) |
| Number of ratings | 5 | **41** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | **Free** | Freemium |
| Size | 6 MB | 173 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Model Health, Inc.](https://appshunter.io/developer/1252127888) | [Demotu Inc](https://appshunter.io/developer/1643085067) |

## 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


### Demotu

[App page](https://appshunter.io/ios/app/demotu-coaching-intelligence/id1643253527)

Analyze client movements and generate personalized training programs for sports performance, fitness, and rehabilitation. Features include foundational assessments, AI-driven workouts, and a vast exercise library with instructional videos.

**Highlights:** Six Foundational Assessments, Sixteen Single Joint Movements, AI Generate Workouts, Exercise Recommendations, Massive Exercise Library (6000+ videos), Workout Builder, Remote Assessment Assignment, Progress Tracking

**Features:** Apple Wallet

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Personal Subscription | $12.99 | per month |
| 15 Clients | $15.00 | per month |
| Founder Membership | $19.99 | per month |
| Referral Subscription | $24.99 | per month |
| Monthly | $29.99 | per month |
| Movement Analysis - 15 Clients | $30.00 | per month |
| Core Subscription | $30.00 | per month |
| Tier 2a | $30.00 | per month |
| Movement Analysis - 30 Clients | $50.00 | per month |
| Pro Subscription | $50.00 | per month |
| Tier 2b | $50.00 | per month |
| Training Platform - 15 Clients | $52.00 | per month |
| Performance Subscription | $75.00 | per month |
| Tier 2c | $75.00 | per month |
| Training Platform - 30 Clients | $81.00 | per month |
| Training Platform - 50 Clients | $119.99 | per month |
| Elite Subscription | $124.99 | per month |
| Training Platform 100 Clients | $183.99 | per month |
| Training Platform 150 Clients | $229.99 | per month |


## Frequently asked questions

### Is OpenCap free?

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

### Is Demotu free?

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

### Which has better reviews, OpenCap or Demotu?

OpenCap is rated higher. OpenCap averages 5.0 out of 5 from 5 ratings, while Demotu averages 4.1 from 41 ratings.

### Do OpenCap or Demotu have ads?

Neither OpenCap nor Demotu shows ads.

### Which is updated more often, OpenCap or Demotu?

OpenCap ships an update every 4 months, and Demotu fortnightly. Most recently, OpenCap was updated on October 15, 2026 and Demotu on October 16, 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.*