# Sixth Soul Pilates vs Studio 39

Sixth Soul Pilates and Studio 39 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 25, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Sixth Soul Pilates | Studio 39 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Size | 55 MB | 83 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Momence, Inc.](https://appshunter.io/developer/1577856011) | [Studio 39](https://appshunter.io/developer/6781720987) |

## What reviewers say

### Sixth Soul Pilates

[App page](https://appshunter.io/ios/app/sixth-soul-pilates/id6480057237)

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

**In-app purchases:** none


### Studio 39

[App page](https://appshunter.io/ios/app/studio-39/id6747752430)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sixth Soul Pilates free?

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

### Is Studio 39 free?

Studio 39 is free to download, with no in-app purchases.

### Do Sixth Soul Pilates or Studio 39 have ads?

Neither Sixth Soul Pilates nor Studio 39 shows ads.

### Which is updated more often, Sixth Soul Pilates or Studio 39?

Sixth Soul Pilates ships an update every 3 months, and Studio 39 every 3 months. Most recently, Sixth Soul Pilates was updated on October 25, 2026 and Studio 39 on September 30, 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.*