# SENATE vs VO2 Max Trainer

The clearest difference is in-app purchases: SENATE at none against VO2 Max Trainer's 10. SENATE also leads on iOS requirement (13.0 vs 18.6). VO2 Max Trainer's advantage is update cadence (weekly vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. VO2 Max Trainer sells 10 in-app purchases, starting at $1.99 per 7 days. SENATE asks for nothing beyond the download.

SENATE ships an update every 6 weeks, VO2 Max Trainer weekly. Both last shipped on November 4, 2026.

## The numbers

| Metric | SENATE | VO2 Max Trainer |
| --- | --- | --- |
| 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 | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | — | Freemium |
| Size | 201 MB | 124 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Cuicui Studios S.L.](https://appshunter.io/developer/737310895) | [Kevin Floch](https://appshunter.io/developer/1772752224) |

## What reviewers say

### SENATE

[App page](https://appshunter.io/ios/app/senate/id6504188573)

**In-app purchases:** none


### VO2 Max Trainer

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

Measure your VO2 max accurately and improve endurance with personalized Zone 2 and HIIT workouts. Compete globally on a verified leaderboard and track progress with live activities and widgets.

**Highlights:** VO2 max measurement (Beep, Cooper, Yo-Yo tests), Personalized Zone 2 and HIIT workouts, Ghost racing for tests, Global leaderboard with verified results, Live Activities and widgets, AI coach and training plans, Heart rate and lactate threshold estimation

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VO2_Weekly | $1.99 | per 7 days |
| VO2_Monthly | $1.99 | per month |
| VO2_Annually_Offer | $14.99 | per year |
| VO2_Annually | $29.99 | per year |
| Small tip | $4.99 | one-time |
| Medium tip | $9.99 | one-time |
| Large tip | $19.99 | one-time |
| VO2_Lifetime_Upgrade2 | $24.99 | one-time |
| Extra large tip | $39.99 | one-time |
| VO2_Lifetime2 | $49.99 | one-time |


## Frequently asked questions

### Is SENATE free?

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

### Is VO2 Max Trainer free?

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

### Do SENATE or VO2 Max Trainer have ads?

Neither SENATE nor VO2 Max Trainer shows ads.

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

SENATE ships an update every 6 weeks, and VO2 Max Trainer weekly. Most recently, SENATE was updated on November 4, 2026 and VO2 Max Trainer on November 4, 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.*