# VO2max Calculator vs VO2 Max

The clearest difference is rating: VO2 Max at 3.8 against VO2max Calculator's 1.0. VO2 Max also leads on review sentiment (26% vs 0%) and ratings volume (130 vs 13). VO2max Calculator's advantage is in-app purchases (none vs 3) and iOS requirement (8.2 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. VO2 Max sells 3 in-app purchases, starting at $2.99 per month. VO2max Calculator asks for nothing beyond the download.

VO2 Max holds the better App Store score, 3.8 against 1.0. That said, the two scores are not equally well evidenced: VO2 Max has 130 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 0% of VO2max Calculator's written reviews are positive against 26% of VO2 Max's.

## The numbers

| Metric | VO2max Calculator | VO2 Max |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (13 ratings)](https://appshunter.io/ios/app/vo2max-calculator/id981478671/reviews) | **[3.8 (130 ratings)](https://appshunter.io/ios/app/vo2-max-widget-notifications/id1394840943/reviews)** |
| Number of ratings | 13 | **130** |
| Positive reviews | 0.0% of reviews | **26.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 10 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 12 MB | 11 MB |
| Requires iOS | **8.2** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [QuizStone ApS](https://appshunter.io/developer/436115452) | [Bernhard Hering](https://appshunter.io/developer/327542085) |

## What reviewers say

### VO2max Calculator

[App page](https://appshunter.io/ios/app/vo2max-calculator/id981478671)

Estimate your VO2max using a mathematical model based on your past running performance. This tool generates training paces and race predictions for distances from 1500 meters to marathons. It serves as a framework for training, but always consult a professional before implementing estimates.

**Highlights:** Estimate VO2max from past runs, Generate training paces, Predict race times, Supports 1500m to marathon distances, Uses mathematical models

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

**In-app purchases:** none


### VO2 Max

[App page](https://appshunter.io/ios/app/vo2-max-widget-notifications/id1394840943)

Track your body's oxygen absorption at peak effort with detailed insights and performance estimates for running and cycling. Visualize trends, compare personal bests, and understand your cardio fitness level with a redesigned dashboard and Apple Watch integration.

**Highlights:** VO2 max estimation for running and cycling, Performance estimates (W/kg, FTP), Redesigned dashboard with trends and personal bests, Interactive charts with customizable date ranges, Apple Watch complications and iPhone widgets, Cardio fitness level comparison by age and sex

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription | $22.99 | per year |
| Lifetime Access | $79.99 | one-time |


## Frequently asked questions

### Is VO2max Calculator free?

VO2max Calculator is free to download, with no in-app purchases.

### Is VO2 Max free?

VO2 Max is free to download, with in-app purchases available.

### Which has better reviews, VO2max Calculator or VO2 Max?

VO2 Max is rated higher. VO2max Calculator averages 1.0 out of 5 from 13 ratings, while VO2 Max averages 3.8 from 130 ratings.

### Do VO2max Calculator or VO2 Max have ads?

Neither VO2max Calculator nor VO2 Max shows ads.

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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.*