# RB Tutorials vs Kronos

The clearest difference is iOS requirement: RB Tutorials at 15.0 against Kronos's 26.0. 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.

## The numbers

| Metric | RB Tutorials | Kronos |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/rb-tutorials/id6740998128/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Monetization | Free | — |
| Size | 63 MB | 13 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Debordus Production](https://appshunter.io/developer/1792463249) | [Manuel Rinaldi](https://appshunter.io/developer/395552298) |

## What reviewers say

### RB Tutorials

[App page](https://appshunter.io/ios/app/rb-tutorials/id6740998128)

Learn dance choreographies step-by-step with detailed video lessons from a professional instructor. Connect with a community of dancers, share progress, and discover new moves and music. Experience high-energy classes and join a global community united by rhythm.

**Highlights:** Step-by-step video tutorials, Choreography breakdown, Mirroring camera angles, Community forum, Class updates, New music discovery

**In-app purchases:** none


### Kronos

[App page](https://appshunter.io/ios/app/kronos-calisthenics/id6757181327)

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

**In-app purchases:** none


## Frequently asked questions

### Is RB Tutorials free?

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

### Is Kronos free?

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

### Do RB Tutorials or Kronos have ads?

Neither RB Tutorials nor Kronos shows ads.

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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.*