# CUG vs RBL STUDIO

The clearest difference is iOS requirement: RBL STUDIO at 13.0 against CUG's 18.0. 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.

CUG ships an update every 5 months, RBL STUDIO every 6 months. The most recent releases landed on September 17, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | CUG | RBL STUDIO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/rbl-studio/id6448323664/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 6 months |
| Monetization | — | Free |
| Size | 13 MB | 67 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Universidad Veracruzana](https://appshunter.io/developer/533632910) | [Karen Olivarria](https://appshunter.io/developer/1582304605) |

## What reviewers say

### CUG

[App page](https://appshunter.io/ios/app/cug/id1466659592)

**Features:** macOS Compatibility

**In-app purchases:** none


### RBL STUDIO

[App page](https://appshunter.io/ios/app/rbl-studio/id6448323664)

Easily book your cycling classes and purchase class packages or memberships directly through the app. Manage your fitness routine conveniently from your mobile device.

**Highlights:** Book cycling classes, Purchase class packages, Buy memberships, Manage fitness routine, Easy to use interface

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is CUG free?

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

### Is RBL STUDIO free?

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

### Do CUG or RBL STUDIO have ads?

Neither CUG nor RBL STUDIO shows ads.

### Which is updated more often, CUG or RBL STUDIO?

CUG ships an update every 5 months, and RBL STUDIO every 6 months. Most recently, CUG was updated on September 17, 2026 and RBL STUDIO on September 16, 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.*