# Stretch All vs Ttorang

The clearest difference is in-app purchases: Ttorang at none against Stretch All's 1. Ttorang also leads on update cadence (weekly vs every 4 months) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Stretch All sells 1 in-app purchase, starting at $2.99 per month. Ttorang asks for nothing beyond the download.

Stretch All ships an update every 4 months, Ttorang weekly. Both last shipped on October 25, 2026.

## The numbers

| Metric | Stretch All | Ttorang |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Size | 414 MB | 19 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [dhruvil patel](https://appshunter.io/developer/1852555404) | [INPHIL CHOI](https://appshunter.io/developer/6785766361) |

## What reviewers say

### Stretch All

[App page](https://appshunter.io/ios/app/stretch-all-flexibility/id6758766150)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| monthly unlimited access | $2.99 | per month |


### Ttorang

[App page](https://appshunter.io/ios/app/ttorang-brain-training/id6802948321)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stretch All free?

Stretch All is free to download, with in-app purchases available.

### Is Ttorang free?

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

### Do Stretch All or Ttorang have ads?

Neither Stretch All nor Ttorang shows ads.

### Which is updated more often, Stretch All or Ttorang?

Stretch All ships an update every 4 months, and Ttorang weekly. Most recently, Stretch All was updated on October 25, 2026 and Ttorang on October 25, 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.*