# 門清ドリルi vs チンイツドリル

The clearest difference is in-app purchases: 門清ドリルi at none against チンイツドリル's 1. 門清ドリルi also leads on iOS requirement (13.2 vs 17.0). チンイツドリル's advantage is update cadence (every 2 days vs every 92 months). On price and device support there is nothing between them.

Both are free to download. チンイツドリル sells 1 one-off in-app purchase. 門清ドリルi asks for nothing beyond the download.

門清ドリルi ships an update every 92 months, チンイツドリル every 2 days. The most recent releases landed on October 11, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | 門清ドリルi | チンイツドリル |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | Every 92 months | **Every 2 days** |
| Size | 11 MB | 24 MB |
| Requires iOS | **13.2** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [fleron](https://appshunter.io/developer/549502195) | [Yusuke Takeuchi](https://appshunter.io/developer/1103617788) |

## What reviewers say

### 門清ドリルi

[App page](https://appshunter.io/ios/app/i/id549502192)

**Features:** macOS Compatibility

**In-app purchases:** none


### チンイツドリル

[App page](https://appshunter.io/ios/app/id6801949396)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Lifetime | $2.99 | one-time |


## Frequently asked questions

### Is 門清ドリルi free?

門清ドリルi is free to download, with no in-app purchases.

### Is チンイツドリル free?

チンイツドリル is free to download, with in-app purchases available.

### Which is updated more often, 門清ドリルi or チンイツドリル?

門清ドリルi ships an update every 92 months, and チンイツドリル every 2 days. Most recently, 門清ドリルi was updated on October 11, 2026 and チンイツドリル on October 1, 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.*