# 地理総合・地理探究｜アシストシステム vs 時間ワニ

The clearest difference is iOS requirement: 地理総合・地理探究｜アシストシステム at 15.0 against 時間ワニ's 17.0. 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.

## The numbers

| Metric | 地理総合・地理探究｜アシストシステム | 時間ワニ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | — |
| Size | 241 MB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tsuyoshi Hayakawa](https://appshunter.io/developer/314516929) | [CHIHIRO AKAMA](https://appshunter.io/developer/1854289855) |

## What reviewers say

### 地理総合・地理探究｜アシストシステム

[App page](https://appshunter.io/ios/app/id6737373442)

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

**In-app purchases:** none


### 時間ワニ

[App page](https://appshunter.io/ios/app/todo/id6759639274)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 地理総合・地理探究｜アシストシステム free?

地理総合・地理探究｜アシストシステム is free to download, with no in-app purchases.

### Is 時間ワニ free?

時間ワニ is free to download, with no in-app purchases.

### Do 地理総合・地理探究｜アシストシステム or 時間ワニ have ads?

Both 地理総合・地理探究｜アシストシステム and 時間ワニ show 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.*