# Decision Support 1 vs ナンバーズ極解析

The clearest difference is iOS requirement: Decision Support 1 at 11.0 against ナンバーズ極解析's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 2, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Decision Support 1 | ナンバーズ極解析 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Size | 11 MB | 3 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Toshio Hironaga](https://appshunter.io/developer/1223479095) | [Shin ito](https://appshunter.io/developer/6776559008) |

## What reviewers say

### Decision Support 1

[App page](https://appshunter.io/ios/app/decision-support-1/id1231963421)

**Features:** macOS Compatibility

**In-app purchases:** none


### ナンバーズ極解析

[App page](https://appshunter.io/ios/app/id6776559006)

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

**In-app purchases:** none


## Frequently asked questions

### Is Decision Support 1 free?

Decision Support 1 is free to download, with no in-app purchases.

### Is ナンバーズ極解析 free?

ナンバーズ極解析 is free to download, with no in-app purchases.

### Do Decision Support 1 or ナンバーズ極解析 have ads?

Neither Decision Support 1 nor ナンバーズ極解析 shows ads.

### Which is updated more often, Decision Support 1 or ナンバーズ極解析?

Decision Support 1 ships an update fortnightly, and ナンバーズ極解析 fortnightly. Most recently, Decision Support 1 was updated on November 2, 2026 and ナンバーズ極解析 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.*