# KOR Studio vs Pilates37

The clearest difference is update cadence: Pilates37 at every 3 months against KOR Studio's every 6 months. 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.

KOR Studio ships an update every 6 months, Pilates37 every 3 months. The most recent releases landed on September 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | KOR Studio | Pilates37 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Size | 64 MB | 60 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [KOR Studio](https://appshunter.io/developer/1831194945) | [Momence, Inc.](https://appshunter.io/developer/1577856011) |

## What reviewers say

### KOR Studio

[App page](https://appshunter.io/ios/app/kor-studio/id6749565155)

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

**In-app purchases:** none


### Pilates37

[App page](https://appshunter.io/ios/app/pilates37/id6767155187)

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

**In-app purchases:** none


## Frequently asked questions

### Is KOR Studio free?

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

### Is Pilates37 free?

Pilates37 is free to download, with no in-app purchases.

### Do KOR Studio or Pilates37 have ads?

Neither KOR Studio nor Pilates37 shows ads.

### Which is updated more often, KOR Studio or Pilates37?

KOR Studio ships an update every 6 months, and Pilates37 every 3 months. Most recently, KOR Studio was updated on September 26, 2026 and Pilates37 on October 24, 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.*