# ROLLER JIU vs Serenity Dance

The clearest difference is update cadence: Serenity Dance at every 2 months against ROLLER JIU's every 3 months. ROLLER JIU's advantage is iOS requirement (13.4 vs 15.1). 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.

ROLLER JIU ships an update every 3 months, Serenity Dance every 2 months. The most recent releases landed on October 25, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ROLLER JIU | Serenity Dance |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 28 MB | 49 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fitbase](https://appshunter.io/developer/1530906929) | [Vasiliy Suvorov](https://appshunter.io/developer/1612668132) |

## What reviewers say

### ROLLER JIU

[App page](https://appshunter.io/ios/app/roller-jiu-jitsu/id6744891844)

**Features:** macOS Compatibility

**In-app purchases:** none


### Serenity Dance

[App page](https://appshunter.io/ios/app/serenity-dance/id6762852552)

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

**In-app purchases:** none


## Frequently asked questions

### Is ROLLER JIU free?

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

### Is Serenity Dance free?

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

### Do ROLLER JIU or Serenity Dance have ads?

Neither ROLLER JIU nor Serenity Dance shows ads.

### Which is updated more often, ROLLER JIU or Serenity Dance?

ROLLER JIU ships an update every 3 months, and Serenity Dance every 2 months. Most recently, ROLLER JIU was updated on October 25, 2026 and Serenity Dance on October 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.*