# V.O2 vs VO2 Max Estimator

The clearest difference is price: V.O2 at Free against VO2 Max Estimator's $0.99. V.O2 also leads on ratings volume (6.3K vs 3). VO2 Max Estimator's advantage is in-app purchases (none vs 17). On rating, ads, device support and iOS requirement there is nothing between them.

V.O2 is free to download; VO2 Max Estimator costs $0.99 up front. V.O2 sells 16 in-app purchases, starting at $12.99 per month. VO2 Max Estimator asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for V.O2 against 5.0 for VO2 Max Estimator. That said, the two scores are not equally well evidenced: V.O2 has 6.3K ratings behind it against 3, so its average is the more settled of the two.

## The numbers

| Metric | V.O2 | VO2 Max Estimator |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.9 (6.3K ratings)](https://appshunter.io/ios/app/vo2-running-coach/id977666802/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/vo2-max-estimator/id6499062236/reviews)** |
| Number of ratings | **6.3K** | 3 |
| Positive reviews | 71.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 142 MB | 1 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [The Run SMART Project, LLC](https://appshunter.io/developer/973571013) | [H3 Apps, LLC](https://appshunter.io/developer/598620927) |

## What reviewers say

### V.O2

[App page](https://appshunter.io/ios/app/vo2-running-coach/id977666802)

This app provides adaptive training plans and personalized coaching for runners of all levels. It assesses your fitness, offers custom paces, and syncs with popular devices. Train intelligently to achieve measurable improvements and become your best runner.

**Highlights:** Adaptive training plans, VDOT fitness assessment, Personalized training paces, Sync with Apple Health, Coros, Garmin, Strava, Real-time guidance on Apple Watch, Coros, Garmin, Training adaptation based on improvement, Coach communication and training adjustments

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Adaptive Training Subscription | $12.99 | per month |
| Adaptive Training - Annual | $99.99 | per year |
| Base/Fitness - 8 weeks | $44.99 | one-time |
| Half Marathon - 12 weeks | $54.99 | one-time |
| 10 Km - 12 weeks | $54.99 | one-time |
| 5 Km - 12 weeks | $54.99 | one-time |
| 1500m - 12 weeks | $54.99 | one-time |
| 3 Km - 12 weeks | $54.99 | one-time |
| Marathon - 15 weeks | $69.99 | one-time |
| Half Marathon - 15 weeks | $69.99 | one-time |
| Marathon - 18 weeks | $79.99 | one-time |
| Half Marathon - 18 weeks | $79.99 | one-time |
| Jack's Elite Marathon - 18wks | $79.99 | one-time |
| Jack's First Marathon - 18wks | $79.99 | one-time |
| Jack's Boston Marathon - 18wks | $94.99 | one-time |
| Marathon - 24 weeks | $99.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Great integration with Garmin watches
- 💡 Excellent for coaching and athlete communication
- 👍 Fantastic adaptive programming and training plans
- 👍 Seamless sync with Garmin and other platforms

**What reviewers complain about**

- 🐛 Issues with syncing to Garmin and other platforms
- 🐛 Inconsistent performance and bugs
- 🐛 Difficulty editing or moving workouts
- 🐛 Inaccurate elevation and GPS tracking
- 🔍 Limited customization and preset workout options

**Reported bugs**

- Apple Watch app issues and lack of functionality
- Problems with syncing Garmin runs to the correct workouts
- Inconsistent elevation and GPS data
- Bugs and crashes when using the app

**Requested features**

- Ability to duplicate and edit workouts
- Improved Apple Watch and Health app integration
- More advanced adaptive training and automation
- Expanded cross-training and workout modalities
- Better user interface and workflow for coaches


### VO2 Max Estimator

[App page](https://appshunter.io/ios/app/vo2-max-estimator/id6499062236)

Estimate your cardiovascular fitness using a simple 12-minute run test. Compare your results to others in your age and sex group to gauge your fitness level and track progress over time. Share your results with friends via email or text.

**Highlights:** VO2 Max estimation, Cooper test based, Fitness level comparison, Progress tracking, Shareable results

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

**In-app purchases:** none


## Frequently asked questions

### Is V.O2 free?

V.O2 is free to download, with in-app purchases available.

### Is VO2 Max Estimator free?

VO2 Max Estimator costs $0.99, with no in-app purchases.

### Which has better reviews, V.O2 or VO2 Max Estimator?

VO2 Max Estimator is rated higher. V.O2 averages 4.9 out of 5 from 6.3K ratings, while VO2 Max Estimator averages 5.0 from 3 ratings.

### Do V.O2 or VO2 Max Estimator have ads?

Neither V.O2 nor VO2 Max Estimator 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.*