# VO2Max Training vs Protocol For Business

The clearest difference is in-app purchases: Protocol For Business at none against VO2Max Training's 2. Protocol For Business also leads on iOS requirement (16.6 vs 18.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. VO2Max Training sells 2 in-app purchases, starting at $4.99 per month. Protocol For Business asks for nothing beyond the download.

VO2Max Training ships an update every 11 days, Protocol For Business every 8 days. The most recent releases landed on October 17, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | VO2Max Training | Protocol For Business |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (8 ratings)](https://appshunter.io/ios/app/vo2max-training/id6751254440/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 8 days** |
| Monetization | Freemium | — |
| Size | 28 MB | 31 MB |
| Requires iOS | 18.2 | **16.6** |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hesam Andalib](https://appshunter.io/developer/6780282869) | [Sawyer Blankenship](https://appshunter.io/developer/1858099080) |

## What reviewers say

### VO2Max Training

[App page](https://appshunter.io/ios/app/vo2max-training/id6751254440)

Improve your cardiovascular fitness with science-backed training protocols and real-time coaching. Track your progress, visualize trends, and receive AI-powered insights to enhance your body's oxygen utilization for better health and longevity.

**Highlights:** Science-backed training protocols, Real-time Apple Watch coaching, Progress tracking and visualization, AI-powered personalized insights, Fitness age monitoring, Workout history

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VO2Max Premium Monthly | $4.99 | per month |
| VO2Max Premium Yearly | $49.99 | per year |


### Protocol For Business

[App page](https://appshunter.io/ios/app/protocol-for-business/id6786510429)

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

**In-app purchases:** none


## Frequently asked questions

### Is VO2Max Training free?

VO2Max Training is free to download, with in-app purchases available.

### Is Protocol For Business free?

Protocol For Business is free to download, with no in-app purchases.

### Do VO2Max Training or Protocol For Business have ads?

Neither VO2Max Training nor Protocol For Business shows ads.

### Which is updated more often, VO2Max Training or Protocol For Business?

VO2Max Training ships an update every 11 days, and Protocol For Business every 8 days. Most recently, VO2Max Training was updated on October 17, 2026 and Protocol For Business on September 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*