# Studio 39 vs Sixth Pilates

Studio 39 and Sixth Pilates 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.

Studio 39 ships an update every 3 months, Sixth Pilates every 4 months. The most recent releases landed on September 30, 2026 and September 18, 2026 respectively.

## The numbers

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

## What reviewers say

### Studio 39

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

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

**In-app purchases:** none


### Sixth Pilates

[App page](https://appshunter.io/ios/app/sixth-pilates/id6756548922)

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

**In-app purchases:** none


## Frequently asked questions

### Is Studio 39 free?

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

### Is Sixth Pilates free?

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

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

Neither Studio 39 nor Sixth Pilates shows ads.

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

Studio 39 ships an update every 3 months, and Sixth Pilates every 4 months. Most recently, Studio 39 was updated on September 30, 2026 and Sixth Pilates on September 18, 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.*