# SD vs Pilates BubbleBarr

The clearest difference is iOS requirement: SD at 13.0.0 against Pilates BubbleBarr's 15.0.0. 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.

SD ships an update every 4 days, Pilates BubbleBarr every 5 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | SD | Pilates BubbleBarr |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 days |
| Size | 16 MB | 18 MB |
| Requires iOS | **13.0.0** | 15.0.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [STUDIO DEPENDANCE INC.](https://appshunter.io/developer/6773266574) | [Pilates Barr, LLC](https://appshunter.io/developer/6813381042) |

## What reviewers say

### SD

[App page](https://appshunter.io/ios/app/sd/id6773266302)

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

**In-app purchases:** none


### Pilates BubbleBarr

[App page](https://appshunter.io/ios/app/pilates-bubblebarr/id6813381040)

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

**In-app purchases:** none


## Frequently asked questions

### Is SD free?

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

### Is Pilates BubbleBarr free?

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

### Do SD or Pilates BubbleBarr have ads?

Neither SD nor Pilates BubbleBarr shows ads.

### Which is updated more often, SD or Pilates BubbleBarr?

SD ships an update every 4 days, and Pilates BubbleBarr every 5 days. Most recently, SD was updated on October 31, 2026 and Pilates BubbleBarr on October 31, 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.*