# Hills Gym vs ZERO Training Center

The clearest difference is update cadence: ZERO Training Center at every 3 weeks against Hills Gym's every 2 months. ZERO Training Center also leads on iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Hills Gym against 5.0 for ZERO Training Center. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Hills Gym ships an update every 2 months, ZERO Training Center every 3 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Hills Gym | ZERO Training Center |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/hills-gym/id6501987686/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/zero-training-center/id6746328015/reviews) |
| Number of ratings | 2 | 2 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 67 MB | 31 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ashbourne](https://appshunter.io/developer/1130933933) | [TeamUp Sports](https://appshunter.io/developer/1449504626) |

## What reviewers say

### Hills Gym

[App page](https://appshunter.io/ios/app/hills-gym/id6501987686)

This app guides your health and fitness journey by allowing you to book classes, create custom workout programs, and track your progress. Access a recipe library, video workouts, and connect with club members and staff. It integrates with HealthKit to import data from wearables and track daily activity.

**Highlights:** Book classes online, Create custom exercise programs, Track workout progress, Monitor body measurements, Participate in fitness challenges, Access recipe and video libraries, HealthKit integration

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

**In-app purchases:** none


### ZERO Training Center

[App page](https://appshunter.io/ios/app/zero-training-center/id6746328015)

This app helps you manage your health and fitness journey. Book classes, track workout progress, monitor body measurements, and connect with club staff. It integrates with Apple Health to import data from wearables and track daily activity.

**Highlights:** Book classes online, Track workout progress, Monitor body measurements, Contact club staff, Apple Health integration, Import wearable data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hills Gym free?

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

### Is ZERO Training Center free?

ZERO Training Center is free to download, with no in-app purchases.

### Which has better reviews, Hills Gym or ZERO Training Center?

Hills Gym and ZERO Training Center are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do Hills Gym or ZERO Training Center have ads?

Neither Hills Gym nor ZERO Training Center shows ads.

### Which is updated more often, Hills Gym or ZERO Training Center?

Hills Gym ships an update every 2 months, and ZERO Training Center every 3 weeks. Most recently, Hills Gym was updated on November 4, 2026 and ZERO Training Center on October 30, 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.*