# ポケット9マス思考 vs SoundShelter

The clearest difference is in-app purchases: ポケット9マス思考 at none against SoundShelter's 1. SoundShelter's advantage is iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. SoundShelter sells 1 one-off in-app purchase. ポケット9マス思考 asks for nothing beyond the download.

## The numbers

| Metric | ポケット9マス思考 | SoundShelter |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Free | — |
| Size | 17 MB | 116 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Clover Field Inc.](https://appshunter.io/developer/1347080215) | [Tetsu Yokoyama](https://appshunter.io/developer/1886620931) |

## What reviewers say

### ポケット9マス思考

[App page](https://appshunter.io/ios/app/9/id1577461159)

This free lifestyle app allows users to input and save their thoughts for achieving goals within a 9-square grid. You can also convert your created 9-square thinking charts into images for easy sharing and storage.

**Highlights:** Free to use, Input thoughts for goal achievement, Save and store thinking charts, Convert charts to images, Keyboard input for thoughts

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

**In-app purchases:** none


### SoundShelter

[App page](https://appshunter.io/ios/app/soundshelter/id6761455697)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium — Unlock All Sounds | $1.99 | one-time |


## Frequently asked questions

### Is ポケット9マス思考 free?

ポケット9マス思考 is free to download, with no in-app purchases.

### Is SoundShelter free?

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

### Do ポケット9マス思考 or SoundShelter have ads?

Neither ポケット9マス思考 nor SoundShelter shows ads.

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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.*