# ストレッチ専門スタジオSSS vs Pi

The clearest difference is ads: ストレッチ専門スタジオSSS at none against Pi's shown. Pi's advantage is update cadence (every 9 days vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

ストレッチ専門スタジオSSS ships an update every 4 months, Pi every 9 days. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ストレッチ専門スタジオSSS | Pi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 9 days** |
| Size | 29 MB | 89 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [株式会社EPARKリラク&エステ](https://appshunter.io/developer/1096509136) | [SOTO KENJI](https://appshunter.io/developer/1875543614) |

## What reviewers say

### ストレッチ専門スタジオSSS

[App page](https://appshunter.io/ios/app/sss/id1660012419)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pi

[App page](https://appshunter.io/ios/app/pi-ho/id6758888376)

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

**In-app purchases:** none


## Frequently asked questions

### Is ストレッチ専門スタジオSSS free?

ストレッチ専門スタジオSSS is free to download, with no in-app purchases.

### Is Pi free?

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

### Do ストレッチ専門スタジオSSS or Pi have ads?

Pi shows ads; ストレッチ専門スタジオSSS does not.

### Which is updated more often, ストレッチ専門スタジオSSS or Pi?

ストレッチ専門スタジオSSS ships an update every 4 months, and Pi every 9 days. Most recently, ストレッチ専門スタジオSSS was updated on October 11, 2026 and Pi on October 16, 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.*