# VO2 Master Manager vs Metatracker Pro

The clearest difference is rating: VO2 Master Manager at 4.0 against Metatracker Pro's 3.2. VO2 Master Manager also leads on review sentiment (67% vs 50%). Metatracker Pro's advantage is iOS requirement (13.0 vs 16.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

VO2 Master Manager holds the better App Store score, 4.0 against 3.2. Both are backed by a comparable volume of ratings — 9 and 18 respectively. Written reviews point the same way: 67% of VO2 Master Manager's written reviews are positive against 50% of Metatracker Pro's.

VO2 Master Manager ships an update every 5 weeks, Metatracker Pro monthly. The most recent releases landed on October 12, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | VO2 Master Manager | Metatracker Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (9 ratings)](https://appshunter.io/ios/app/vo2-master-manager/id936519055/reviews)** | [3.2 (18 ratings)](https://appshunter.io/ios/app/metatracker-pro/id1290814302/reviews) |
| Number of ratings | 9 | **18** |
| Positive reviews | **66.7% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free | Free |
| Size | 87 MB | 46 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [VO2 MASTER HEALTH SENSORS INC](https://appshunter.io/developer/936519054) | [EndoMedical Inc](https://appshunter.io/developer/1290814301) |

## What reviewers say

### VO2 Master Manager

[App page](https://appshunter.io/ios/app/vo2-master-manager/id936519055)

This tool collects and displays performance data including VO2, heart rate, and power. It also monitors speed, cadence, and muscle oxygenation for comprehensive analysis.

**Highlights:** VO2 monitoring, Heart rate tracking, Power data collection, Speed and cadence monitoring, Muscle oxygenation data, Performance analysis

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Metatracker Pro

[App page](https://appshunter.io/ios/app/metatracker-pro/id1290814302)

This app enables health professionals to conduct metabolic analyses and track client data in real-time. Manage client lists, perform resting or active tests, and access system or custom protocols. Request services and manage your credit balance directly within the application.

**Highlights:** Real-time metabolic data, Client list management, Resting and active testing, Customizable protocols, Service requests and credit top-up

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VO2 Master Manager free?

VO2 Master Manager is free to download, with no in-app purchases.

### Is Metatracker Pro free?

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

### Which has better reviews, VO2 Master Manager or Metatracker Pro?

VO2 Master Manager is rated higher. VO2 Master Manager averages 4.0 out of 5 from 9 ratings, while Metatracker Pro averages 3.2 from 18 ratings.

### Do VO2 Master Manager or Metatracker Pro have ads?

Neither VO2 Master Manager nor Metatracker Pro shows ads.

### Which is updated more often, VO2 Master Manager or Metatracker Pro?

VO2 Master Manager ships an update every 5 weeks, and Metatracker Pro monthly. Most recently, VO2 Master Manager was updated on October 12, 2026 and Metatracker Pro on October 4, 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.*