# Volunteer S95 vs Vo2max

The clearest difference is iOS requirement: Volunteer S95 at 13.0 against Vo2max's 15.1. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Volunteer S95 | Vo2max |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Size | 10 MB | 22 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [АНО Физкультура](https://appshunter.io/developer/1887110822) | [Lev Ovanoglyan](https://appshunter.io/developer/1693327922) |

## What reviewers say

### Volunteer S95

[App page](https://appshunter.io/ios/app/volunteer-s95/id6760978429)

**Features:** macOS Compatibility

**In-app purchases:** none


### Vo2max

[App page](https://appshunter.io/ios/app/vo2max/id6791227037)

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

**In-app purchases:** none


## Frequently asked questions

### Is Volunteer S95 free?

Volunteer S95 is free to download, with no in-app purchases.

### Is Vo2max free?

Vo2max is free to download, with no in-app purchases.

### Do Volunteer S95 or Vo2max have ads?

Neither Volunteer S95 nor Vo2max 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.*