# Rostudios vs Marathon Groningen

The clearest difference is in-app purchases: Rostudios at none against Marathon Groningen's 2. Rostudios also leads on iOS requirement (15.1 vs 17.0). Marathon Groningen's advantage is update cadence (every 5 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Marathon Groningen sells 2 in-app purchases, starting at $5.99 per year. Rostudios asks for nothing beyond the download.

Rostudios ships an update every 3 weeks, Marathon Groningen every 5 days. The most recent releases landed on October 18, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Rostudios | Marathon Groningen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/rostudios/id6761267611/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free | — |
| Size | 112 MB | 144 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Cycle Concepts Holding B.V.](https://appshunter.io/developer/1488625707) | [Golazo Sports B.V.](https://appshunter.io/developer/1449451114) |

## What reviewers say

### Rostudios

[App page](https://appshunter.io/ios/app/rostudios/id6761267611)

Experience two distinct fitness routines: an energetic indoor cycling class set to music and a controlled, Pilates-inspired strength workout using specialized equipment. Both aim to enhance physical strength, mental focus, and overall well-being.

**Highlights:** Full-body indoor cycling, Rhythm-driven workouts, Pilates-inspired strength training, Mind-body connection, Book sessions easily, Holistic fitness approach

**Features:** macOS Compatibility

**In-app purchases:** none


### Marathon Groningen

[App page](https://appshunter.io/ios/app/marathon-groningen/id6766531146)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PLUS Unlimited | $5.99 | per year |
| PLUS Single Event | $3.99 | one-time |


## Frequently asked questions

### Is Rostudios free?

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

### Is Marathon Groningen free?

Marathon Groningen is free to download, with in-app purchases available.

### Do Rostudios or Marathon Groningen have ads?

Neither Rostudios nor Marathon Groningen shows ads.

### Which is updated more often, Rostudios or Marathon Groningen?

Rostudios ships an update every 3 weeks, and Marathon Groningen every 5 days. Most recently, Rostudios was updated on October 18, 2026 and Marathon Groningen on October 9, 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.*