# VO2Max Training vs GymHardr

The clearest difference is rating: GymHardr at 5.0 against VO2Max Training's 4.5. GymHardr also leads on review sentiment (100% vs 75%) and iOS requirement (15.1 vs 18.2). VO2Max Training's advantage is update cadence (every 11 days vs every 5 weeks) and ratings volume (8 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. VO2Max Training sells 2 in-app purchases, starting at $4.99 per month and GymHardr sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

GymHardr holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 8 and 2 respectively. Written reviews point the same way: 75% of VO2Max Training's written reviews are positive against 100% of GymHardr's.

VO2Max Training ships an update every 11 days, GymHardr every 5 weeks. The most recent releases landed on October 17, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | VO2Max Training | GymHardr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (8 ratings)](https://appshunter.io/ios/app/vo2max-training/id6751254440/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/gymhardr/id6755102521/reviews)** |
| Number of ratings | **8** | 2 |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 5 weeks |
| Monetization | Freemium | Freemium |
| Size | 28 MB | 174 MB |
| Requires iOS | 18.2 | **15.1** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hesam Andalib](https://appshunter.io/developer/6780282869) | [Taizen Labs LLC](https://appshunter.io/developer/1835522424) |

## 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 |


### GymHardr

[App page](https://appshunter.io/ios/app/gymhardr/id6755102521)

This app helps users build a symmetrical and strong physique by tracking workouts for left and right sides independently. It identifies muscle imbalances, provides personalized plans, and visualizes progress with charts and photos. Achieve your aesthetic goals without guesswork.

**Highlights:** Track left and right sides separately, Identify weaker sides with data, Muscle radar charts for undertrained areas, Progress photos and body diagrams, Personalized workout plans, Exercise library and custom exercises, Log sets, reps, weights, and measurements

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GymHardr Pro · Monthly | $4.99 | per month |
| GymHardr Pro · Yearly | $39.99 | per year |


## Frequently asked questions

### Is VO2Max Training free?

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

### Is GymHardr free?

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

### Which has better reviews, VO2Max Training or GymHardr?

GymHardr is rated higher. VO2Max Training averages 4.5 out of 5 from 8 ratings, while GymHardr averages 5.0 from 2 ratings.

### Do VO2Max Training or GymHardr have ads?

Neither VO2Max Training nor GymHardr shows ads.

### Which is updated more often, VO2Max Training or GymHardr?

VO2Max Training ships an update every 11 days, and GymHardr every 5 weeks. Most recently, VO2Max Training was updated on October 17, 2026 and GymHardr on October 6, 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.*