# VO2Max Hiit Workout vs VO2Max Training

The clearest difference is rating: VO2Max Training at 4.5 against VO2Max Hiit Workout's 2.0. VO2Max Training also leads on ads (none vs shown) and ratings volume (8 vs 1). VO2Max Hiit Workout's advantage is in-app purchases (none vs 2) and iOS requirement (15.6 vs 18.2). On price, update cadence 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. VO2Max Hiit Workout asks for nothing beyond the download.

VO2Max Training holds the better App Store score, 4.5 against 2.0. That said, the two scores are not equally well evidenced: VO2Max Training has 8 ratings behind it against 1, so its average is the more settled of the two.

VO2Max Hiit Workout ships an update every 10 days, VO2Max Training every 11 days. The most recent releases landed on October 22, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | VO2Max Hiit Workout | VO2Max Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/vo2max-hiit-workout/id6475713309/reviews) | **[4.5 (8 ratings)](https://appshunter.io/ios/app/vo2max-training/id6751254440/reviews)** |
| Number of ratings | 1 | **8** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Every 11 days |
| Monetization | **Ad-supported** | Freemium |
| Size | 104 MB | 28 MB |
| Requires iOS | **15.6** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [Unscripted Engineering](https://appshunter.io/developer/1635849108) | [Hesam Andalib](https://appshunter.io/developer/6780282869) |

## What reviewers say

### VO2Max Hiit Workout

[App page](https://appshunter.io/ios/app/vo2max-hiit-workout/id6475713309)

Boost your aerobic capacity with science-backed HIIT protocols. This app offers precise, customizable interval training sessions designed by athletes. Train longer with optimized battery usage.

**Highlights:** Science-backed HIIT protocols, Customizable workouts, Precise interval timers, Low battery drain, Multiple training types (Norwegian 4x4, Tabata, Wingate)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is VO2Max Hiit Workout free?

VO2Max Hiit Workout is free to download, with no in-app purchases.

### Is VO2Max Training free?

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

### Which has better reviews, VO2Max Hiit Workout or VO2Max Training?

VO2Max Training is rated higher. VO2Max Hiit Workout averages 2.0 out of 5 from 1 ratings, while VO2Max Training averages 4.5 from 8 ratings.

### Do VO2Max Hiit Workout or VO2Max Training have ads?

VO2Max Hiit Workout shows ads; VO2Max Training does not.

### Which is updated more often, VO2Max Hiit Workout or VO2Max Training?

VO2Max Hiit Workout ships an update every 10 days, and VO2Max Training every 11 days. Most recently, VO2Max Hiit Workout was updated on October 22, 2026 and VO2Max Training on October 17, 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.*