# GymMaster Member vs O

The clearest difference is review sentiment: O at 100% against GymMaster Member's 65%. GymMaster Member's advantage is monetization model (free vs ad-supported) and chart position (#108 vs unranked). On price, update cadence, ads and in-app purchases there is nothing between them.

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

GymMaster Member ships an update every 2 weeks, O monthly. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | GymMaster Member | O |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (334 ratings)](https://appshunter.io/ios/app/gymmaster-member/id1297093746/reviews)** | — |
| Number of ratings | **334** | — |
| Positive reviews | 65.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | **Free** | Ad-supported |
| Best chart rank | **#108** | — |
| Size | 70 MB | 194 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Treshna Enterprises](https://appshunter.io/developer/959435261) | [o studio christchurch limited](https://appshunter.io/developer/1483845070) |

## What reviewers say

### GymMaster Member

[App page](https://appshunter.io/ios/app/gymmaster-member/id1297093746)

**Currently charting:** #108 Top Free · Health & Fitness (US App Store)

Easily plan fitness sessions, book classes, and manage personal training appointments. Keep your profile updated and handle memberships directly within the app. Receive important gym notifications and view class schedules in real-time.

**Highlights:** View real-time class timetables, Book fitness classes and PT sessions, Manage existing bookings and make changes, Update personal profile information, Receive gym notifications and event alerts, View booking history

**Features:** Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Convenient
- 📅 Good calendar integration
- 💻 Works well on mobile
- 🤝 Helpful for gym management

**What reviewers complain about**

- 🐛 Bugs and glitches
- 🔄 Frequent crashes or freezes
- 🕰️ Booking/cancellation time constraints
- 🔍 Lack of class capacity visibility
- 🤖 Poor app updates

**Reported bugs**

- Login/logout issues
- Bluetooth connectivity problems
- Booking/cancellation errors
- Inconsistent app behavior after updates
- Location services requirement without permission

**Requested features**

- Apple Watch app support
- Ability to select trainers for bookings
- Real-time crowd tracking
- Waitlist functionality
- Improved calendar sync


### O

[App page](https://appshunter.io/ios/app/o-studio/id1483845071)

Manage your wellness journey with this app. View class schedules, book appointments, and access special in-app promotions. Streamline your health and fitness routine.

**Highlights:** View class schedules, Sign up for classes, Book appointments, Access exclusive promotions, Manage wellness routine

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

**In-app purchases:** none


## Frequently asked questions

### Is GymMaster Member free?

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

### Is O free?

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

### Do GymMaster Member or O have ads?

Neither GymMaster Member nor O shows ads.

### Which is updated more often, GymMaster Member or O?

GymMaster Member ships an update every 2 weeks, and O monthly. Most recently, GymMaster Member was updated on October 24, 2026 and O on October 14, 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.*