VO2 Master Manager vs OpenCap
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VO2 Master Manager
This tool collects and displays performance data including VO2, heart rate, and power. It also monitors speed, cadence, and muscle oxygenation for comprehensive analysis.
- VO2 monitoring
- Heart rate tracking
- Power data collection
- Speed and cadence monitoring
- Muscle oxygenation data
- Performance analysis
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VO2 Master Manager is a data display, collection, and analysis tool. It monitors your performance through VO2, heart rate, and power, speed, cadence, and Moxy muscle oxygenation data collection.
OpenCap
Capture 3D human movement using your iOS device's videos. This system includes an app for recording, a web interface for data management, and cloud processing for biomechanical analysis.
- 3D human movement measurement
- Video capture via iOS app
- Web app for data collection
- Cloud-based biomechanical analysis
- Data visualization
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OpenCap is a software system to measure 3D human movement from iOS device videos. It comprises an iOS app for video capture, a web app for data collection and visualization, and scalable cloud computing for biomechanical analysis from video.
Screenshots
Verdict
The clearest difference is rating: OpenCap at 5.0 against VO2 Master Manager's 4.0. VO2 Master Manager's advantage is update cadence (monthly vs every 4 months). On price, ratings volume, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OpenCap holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 9 and 7 respectively.
VO2 Master Manager ships an update monthly, OpenCap every 4 months. The most recent releases landed on November 1, 2026 and November 14, 2026 respectively.
| Parameter | VO2 Master Manager | OpenCap |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (9 ratings) | 5.0 (7 ratings) — better |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 9 — better | 7 |
| Update frequency | Monthly — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 88 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | VO2 MASTER HEALTH SENSORS INC | Model Health, Inc. |
Customer experience
VO2 Master Manager
OpenCap
In-app purchases
VO2 Master Manager
No in-app purchases
OpenCap
No in-app purchases
