# Eighty Eight Studios vs The Castle Training Studio

The clearest difference is update cadence: Eighty Eight Studios at every 5 weeks against The Castle Training Studio's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Eighty Eight Studios ships an update every 5 weeks, The Castle Training Studio every 5 months. The most recent releases landed on September 8, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Eighty Eight Studios | The Castle Training Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/eighty-eight-studios/id6572290802/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 5 months |
| Monetization | Ad-supported | — |
| Size | 190 MB | 121 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Eighty Eight Studios LLC](https://appshunter.io/developer/1570761004) | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) |

## What reviewers say

### Eighty Eight Studios

[App page](https://appshunter.io/ios/app/eighty-eight-studios/id6572290802)

Plan and schedule fitness classes directly from your device. View class schedules, sign up for sessions, and find studio locations. Optimize your time and enhance convenience for class bookings.

**Highlights:** View class schedules, Sign up for classes, View studio location, Optimize time, Convenient booking

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

**In-app purchases:** none


### The Castle Training Studio

[App page](https://appshunter.io/ios/app/the-castle-training-studio/id6760562923)

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

**In-app purchases:** none


## Frequently asked questions

### Is Eighty Eight Studios free?

Eighty Eight Studios is free to download, with no in-app purchases.

### Is The Castle Training Studio free?

The Castle Training Studio is free to download, with no in-app purchases.

### Do Eighty Eight Studios or The Castle Training Studio have ads?

Neither Eighty Eight Studios nor The Castle Training Studio shows ads.

### Which is updated more often, Eighty Eight Studios or The Castle Training Studio?

Eighty Eight Studios ships an update every 5 weeks, and The Castle Training Studio every 5 months. Most recently, Eighty Eight Studios was updated on September 8, 2026 and The Castle Training Studio on September 10, 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.*