# GritCycle vs The Castle Training Studio

The clearest difference is update cadence: GritCycle at every 4 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.

GritCycle ships an update every 4 weeks, The Castle Training Studio every 5 months. The most recent releases landed on October 23, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | GritCycle | The Castle Training Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5.1K ratings)](https://appshunter.io/ios/app/gritcycle/id1435930394/reviews)** | — |
| Number of ratings | **5.1K** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 5 months |
| Monetization | Ad-supported | — |
| Size | 38 MB | 121 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 17+ |
| Developer | [Mariana Tek Corporation](https://appshunter.io/developer/1178746980) | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) |

## What reviewers say

### GritCycle

[App page](https://appshunter.io/ios/app/gritcycle/id1435930394)

Experience high-intensity, full-body indoor cycling classes set to music. This app connects you to a fitness community focused on empowerment and supporting local charities.

**Highlights:** High-intensity cycling classes, Full-body workouts, Music-driven choreography, Fitness community, Charity support

**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 GritCycle free?

GritCycle 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 GritCycle or The Castle Training Studio have ads?

Neither GritCycle nor The Castle Training Studio shows ads.

### Which is updated more often, GritCycle or The Castle Training Studio?

GritCycle ships an update every 4 weeks, and The Castle Training Studio every 5 months. Most recently, GritCycle was updated on October 23, 2026 and The Castle Training Studio on September 29, 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.*