# VO2 Max Trainer vs Orbit Mood

The clearest difference is in-app purchases: Orbit Mood at none against VO2 Max Trainer's 7. VO2 Max Trainer's advantage is update cadence (weekly vs every 2 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. VO2 Max Trainer sells 7 in-app purchases, starting at $1.99 per 7 days. Orbit Mood asks for nothing beyond the download.

VO2 Max Trainer ships an update weekly, Orbit Mood every 2 months. The most recent releases landed on October 15, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | VO2 Max Trainer | Orbit Mood |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/vo2-max-trainer-hiit-zone-2/id6736629740/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 286 MB | 11 MB |
| Requires iOS | **18.6** | 26.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Floch](https://appshunter.io/developer/1772752224) | [jaydonlee goulding](https://appshunter.io/developer/1835542720) |

## What reviewers say

### VO2 Max Trainer

[App page](https://appshunter.io/ios/app/vo2-max-trainer-hiit-zone-2/id6736629740)

Measure, track, and improve your VO2 Max with a variety of fitness tests and personalized training plans. Features include HIIT and Zone 2 workouts, progress tracking, and integration with Apple Watch and HealthKit.

**Highlights:** Measure VO2 Max with 5 fitness tests, HIIT and Zone 2 training, Track progress and compare to leaderboards, Apple Watch integration, HealthKit integration, Training readiness scoring, Fitness age calculation

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VO2_Weekly | $1.99 | per 7 days |
| VO2_Monthly | $1.99 | per month |
| VO2_Annually | $14.99 | per year |
| VO2_Lifetime_Upgrade | $9.99 | one-time |
| VO2_Lifetime_Upgrade2 | $14.99 | one-time |
| VO2_Lifetime | $19.99 | one-time |
| VO2_Lifetime2 | $29.99 | one-time |


### Orbit Mood

[App page](https://appshunter.io/ios/app/orbit-mood/id6753960733)

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

**In-app purchases:** none


## Frequently asked questions

### Is VO2 Max Trainer free?

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

### Is Orbit Mood free?

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

### Do VO2 Max Trainer or Orbit Mood have ads?

Neither VO2 Max Trainer nor Orbit Mood shows ads.

### Which is updated more often, VO2 Max Trainer or Orbit Mood?

VO2 Max Trainer ships an update weekly, and Orbit Mood every 2 months. Most recently, VO2 Max Trainer was updated on October 15, 2026 and Orbit Mood on October 28, 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.*